The following statement regarding hemostasis is not true: platelets release thromboplastin.
Hemostasis is a complex process that involves several steps to stop bleeding after injury. Platelets play a critical role in hemostasis by forming a plug at the site of injury. When a blood vessel is injured, platelets aggregate at the site of injury and release several molecules, including ADP and thromboxane A2, which cause further platelet activation and recruitment. Thrombin is an enzyme that is produced by the coagulation cascade and converts fibrinogen into fibrin, which forms a stable clot. Thromboplastin is also known as tissue factor, which is released by damaged tissues and activates the extrinsic pathway of the coagulation cascade. The resulting thrombin converts fibrinogen into fibrin, which stabilizes the platelet plug to form a clot.
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What is shift in flora suggestive of?
Shift in flora is suggestive of an imbalance in the microbiome.
A shift in flora occurs when the balance of bacteria in the microbiome is disrupted. It could be caused by a variety of factors, including an unhealthy diet, stress, environmental toxins, and overuse of antibiotics. This shift can result in a decrease in beneficial bacteria and an increase in harmful bacteria in the microbiome. This imbalance can result in a variety of negative health consequences, including digestive problems, autoimmune disorders, and mental health issues.
The microbiome refers to the collection of microbes that live in and on the human body. Bacteria, viruses, and fungi are all examples of microbes. These microbes live in a variety of locations throughout the body, including the gut, skin, mouth, and reproductive system. They play a vital role in many biological processes, including digestion, immunity, and the synthesis of important vitamins and minerals. A healthy microbiome is essential for overall health and well-being.
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he process of manually inspecting and assessing computer gene prediction is termed blank . multiple choice question. genome curation genome sequencing next-generation sequencing genome annotation
The process of manually inspecting and assessing computer gene prediction is termed d. genome annotation.
Genome annotation is the process of identifying and describing the position of genes and other important genomic features in the DNA sequence. Annotation is usually performed by computer algorithms, which predict the locations of these elements based on features such as DNA sequence similarity to previously characterized genes.
The presence of specific DNA sequences that are known to be associated with certain types of genes. However, these computer predictions are not always accurate, and they must be manually inspected and assessed by human experts to ensure that the predictions are correct and that the annotations are complete and accurate. This process is known as genome annotation. Thus, the answer to the given multiple-choice question is genome annotation.
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any 2 advantage of dry cell
Answer:
please make me brainalist and keep smiling dude I hope you will be satisfied with my answerExplanation:
The advantages of a dry cell:
Dry cell is small in size and light in weight too due to which it can be transported from place to place. There is no risk of leakage of chemicals in a dry cell.Answer:
The compact size of a dry cell makes it suitable for powering small electronic devices. ( toys, flashlights, portable radios, cameras, hearing aids). The electrolyte used in dry cells is relatively not so harmful to the environment.
Explanation:
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synovial joints are considered very weak joints because of the great range of motion they allow. which of the following structures helps to stabilize a synovial joint?synovial joints are considered very weak joints because of the great range of motion they allow. which of the following structures helps to stabilize a synovial joint?synovial fluidarticular cartilageligamentsfibrous capsule
Synovial joints are considered very weak joints because of the great range of motion they allow ligaments.
While synovial joints do allow for a wide range of motion, they can be stabilized by ligaments, which are strong bands of connective tissue that connect bones to each other and help to limit excessive movement at the joint. The fibrous capsule also helps to stabilize the joint by enclosing the joint and providing additional support, while the synovial fluid lubricates the joint and helps to reduce friction during movement. The articular cartilage covers the surfaces of the bones where they meet at the joint, providing a smooth surface for the bones to glide against each other.
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in which structure does filtration of plasma to form filtrate occur?
The synthesis of a specific protein is the end product of a number of intermediate steps. Place the protein synthesis steps in the order in which they occur to create a specific protein Messenger RNA travels to the ribosomes where the mRNA code is translated to produce a specific protein The polypeptide chain twists and folds into the three-dimensional structure of the protein coded for by the gene. A gene is transcribed, producing messenger RNA A gene is transcribed, producing messenger RNA. During translation, ribosomes and RNA link amino acids together to produce a polypeptide chain. Messenger RNA moves from the nucleus to the cytoplasm of the cell. The polypeptide chain twists and folds into the three-dimensional structure of the protein coded for by the gene. Messenger RNA travels to the ribosomes where the mRNA code is translated to produce a specific protein. Messenger RNA moves from the nucleus to the cytoplasm of the cell. During translation, ribosomes and tRNA link amino acids together to produce a polypeptide chain
The correct order of the protein synthesis steps in which they occur to create a specific protein is as follows:
1. A gene is transcribed, producing messenger RNA2. Messenger RNA moves from the nucleus to the cytoplasm of the cell.3. Messenger RNA travels to the ribosomes where the mRNA code is translated to produce a specific protein.4. During translation, ribosomes and tRNA link amino acids together to produce a polypeptide chain.5. The polypeptide chain twists and folds into the three-dimensional structure of the protein coded for by the gene.Protein synthesisProtein synthesis is a process of creating proteins from amino acids. The process of protein synthesis consists of two main steps: transcription and translation.
In transcription, a specific segment of DNA is transcribed into mRNA by RNA polymerase. In translation, ribosomes decode the mRNA sequence to produce a specific protein.The protein synthesis steps in the order in which they occur to create a specific protein are given below:
1. A gene is transcribed, producing messenger RNA: A segment of DNA is transcribed into messenger RNA (mRNA) by RNA polymerase.2. Messenger RNA moves from the nucleus to the cytoplasm of the cell: The newly synthesized mRNA molecule travels from the nucleus of the cell to the cytoplasm.3. Messenger RNA travels to the ribosomes where the mRNA code is translated to produce a specific protein: The mRNA molecule then binds to a ribosome, and the code is read to produce a specific protein.4. During translation, ribosomes and tRNA link amino acids together to produce a polypeptide chain: The ribosomes translate the mRNA into a specific sequence of amino acids, which are linked together by transfer RNA (tRNA).5. The polypeptide chain twists and folds into the three-dimensional structure of the protein coded for by the gene: The newly synthesized polypeptide chain twists and folds into a three-dimensional structure to create the protein coded for by the gene.learn more about protein synthesis
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Which animal is a vertebrate?(1 point)
Responses
octopus
fish
shrimp
crab
Answer: Fish
Explanation:
Octopuses, shrimp, and crabs aren't vertebrates.
(Shrimp and crabs are subcategories of invertebrates.)
How does the optimum pH and optimum temperature can affect the enzyme function?
which would not be found on an mrna molecule? group of answer choices protein-coding region promoter 5' untranslated region start and stop codons 3' untranslated region
Promoter would not be found on an mRNA molecule. So, the correct answer is, promoter.
Messenger RNA or mRNA is a type of RNA (ribonucleic acid) that encodes genetic instructions for the formation of proteins.
MRNA structure: The mRNA molecule is composed of three regions:
5' untranslated region (5' UTR) or Leader sequence: This segment of the mRNA molecule consists of nucleotides, which are untranslatable. It is necessary for the stability of the mRNA molecule.
Protein coding region: The coding region of mRNA consists of nucleotides that are translated into amino acids to form a protein. Each triplet nucleotide sequence is known as a codon. There are 64 possible codons in total.
3' untranslated region (3' UTR): This region is located at the end of the mRNA molecule, and it consists of nucleotides that are untranslatable. The 3' UTR is responsible for regulating gene expression by altering mRNA stability and translation efficiency.
Promoter: Promoters are located upstream of the transcription start site, and they are responsible for initiating the transcription process. Promoters are not found on mRNA molecules.
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the layer of the heart wall composed of cardiac muscle tissue is the
what serves as an emulsifying agent for fats in the small intestine?
In the small intestine, the emulsification of fats is essential for their digestion and absorption. Bile salts serve as the primary emulsifying agent for fats in the small intestine.
Bile salts are amphipathic molecules, meaning they have both hydrophilic (water-loving) and hydrophobic (water-fearing) regions. This unique structure allows bile salts to interact with both water and fat molecules, making them effective emulsifiers.
When fat enters the small intestine, bile salts are secreted by the liver and released into the duodenum, the first part of the small intestine. The bile salts then interact with the fat molecules, breaking them down into smaller droplets and suspending them in the watery intestinal contents.
This increases the surface area of the fat droplets, making them more accessible to digestive enzymes, such as pancreatic lipase, which can break them down further into smaller fatty acids and glycerol molecules that can be absorbed by the small intestine.
Therefore, bile salts play a critical role in the digestion and absorption of dietary fats in the small intestine, by emulsifying them into smaller droplets that can be more efficiently digested by pancreatic lipase and absorbed by the intestinal cells.
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what is the term for metabolic pathways that release stored energy by breaking down complex molecules? group of answer choices bioenergetic pathways thermodynamic pathways catabolic pathways anabolic pathways
The term for metabolic pathways that release stored energy by breaking down complex molecules is catabolic pathways. The correct answer is option c.
What are metabolic pathways?A metabolic pathway is a linked series of chemical reactions occurring in a cell that metabolizes a specific molecule or group of molecules. A metabolic pathway is controlled by enzymes that transform specific molecules into various components of the cell.
Catabolic pathways: A catabolic pathway is a metabolic pathway that breaks down complex molecules into simpler ones. The degradation of complex molecules, such as polysaccharides, lipids, and proteins, produces energy in living organisms.
Catabolism is a set of metabolic pathways that decompose molecules into smaller and more readily usable forms of energy. This catabolic method releases energy, which can then be used to produce adenosine triphosphate (ATP).
Some examples of catabolic pathways are the breakdown of glucose during cellular respiration and the breakdown of lipids during beta oxidation. The correct answer is option c.
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describe the steps of translation. what structures are required? how do they interact to make a polypeptide?
Translation is the process by which genetic information encoded in mRNA is used to synthesize a protein. This process involves the use of a ribosome, which reads the mRNA sequence and matches each codon (three nucleotides) with the corresponding amino acid to form a polypeptide chain.
The following are the steps of translation:Initiation: The ribosome binds to the mRNA molecule at the start codon (AUG), which signals the beginning of the protein-coding sequence. The ribosome consists of two subunits, the small subunit and the large subunit, which come together to form the functional ribosome.Elongation: The ribosome moves along the mRNA molecule in a 5' to 3' direction, matching each codon with the appropriate tRNA molecule. Each tRNA molecule carries a specific amino acid, which is added to the growing polypeptide chain as the ribosome moves along the mRNA molecule. The ribosome catalyzes the formation of peptide bonds between adjacent amino acids to form the polypeptide chain.Termination: The ribosome reaches a stop codon (UAA, UAG, or UGA), which signals the end of the protein-coding sequence. At this point, the ribosome releases the completed polypeptide chain and dissociates from the mRNA molecule.Several structures are required for translation to occur, including:mRNA: The mRNA molecule carries the genetic information from the DNA to the ribosome, where it is translated into a polypeptide chain.tRNA: The tRNA molecule carries a specific amino acid to the ribosome, where it is added to the growing polypeptide chain.Ribosome: The ribosome is the molecular machine that reads the mRNA sequence and catalyzes the formation of peptide bonds between adjacent amino acids.Amino acids: The building blocks of proteins that are added to the growing polypeptide chain during translation.These structures interact with each other in a highly coordinated manner to make a polypeptide chain. During translation, the ribosome reads the mRNA sequence and matches each codon with the corresponding tRNA molecule, which carries a specific amino acid. The ribosome then catalyzes the formation of peptide bonds between adjacent amino acids to form the polypeptide chain. As the ribosome moves along the mRNA molecule, the tRNA molecules are released and can be recharged with new amino acids for further rounds of translation. Once the ribosome reaches a stop codon, it releases the completed polypeptide chain, which can then fold into its functional three-dimensional shape.
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what can we infer from this information about a highly infectious virus, such as covid-19?
The information about a highly infectious virus, such as COVID-19, reveals that it can spread easily and quickly among people through close contact, respiratory droplets, and contaminated surfaces.
What is COVID-19?COVID-19, also known as the coronavirus, is a highly infectious respiratory illness caused by the SARS-CoV-2 virus. The disease was first identified in Wuhan, China, in December 2019 and has since spread globally, leading to a pandemic outbreak in 2020.
In conclusion, from the given information, we can infer that COVID-19 is a highly infectious respiratory illness caused by the SARS-CoV-2 virus. It spreads easily and quickly through close contact, respiratory droplets, and contaminated surfaces. It can cause severe respiratory illness, including pneumonia, and has resulted in a significant number of deaths worldwide.
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Come up with Evidence & Reasoning for these claims
Claim 1
Social media users are more likely to stir up drama using ig
The evidence and reasoning behind "social media users are more likely to stir up drama using IG" are Pew Research Center report and American Psychological Association.
Where are the reports on social media usage found?Evidence:
A study conducted by the Pew Research Center found that 45% of social media users reported having seen someone start an argument or hurt someone else on IG, compared to 38%.
According to a survey by the American Psychological Association, individuals who spent more time on social media reported higher levels of stress and anxiety, which could contribute to a greater likelihood of stirring up drama.
Reasoning:
IG is a highly visual platform that is often used for sharing personal photos and videos, which could lead to more emotionally charged interactions.
Social media allows for a degree of anonymity and distance, which may make users feel more comfortable engaging in dramatic or aggressive behavior.
Social media platforms are designed to be contagious and engaging, which may lead users to spend more time on the platform and become more invested in online interactions, potentially leading to drama.
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Animal cells have a cell membrane.
The cell membrane protects the cell from its surroundings.
Combine the sentences into one sentence.
The cell membrane, also called the plasma membrane, is found in all cells and separates the interior of the cell from the outside environment. The cell membrane consists of a lipid bilayer that is semipermeable. The cell membrane regulates the transport of materials entering and exiting the cell.
Arrange the following parts and processes of eukaryotic gene expression in chronological order. Functional protein appears Gene is found Transcription is initiated Introns are removed Translation occurs Transcription elongation occurs mRNA is produced
The processes of eukaryotic gene expression in chronological order are gene is found, transcription is initiated, mRNA is produced, transcription elongation occurs, introns are removed Translation occurs and functional protein appears.
What are the cell processes of transcription and translation?The cell processes of transcription and translation referred to the generation of an mRNA from a DNA template and the use of this mRNA to produce a protein in the ribosome.
Therefore, with this data, we can see that the cell processes of transcription and translation refer to the order production of mRNA and protein.
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What are the advantages and disadvantages of solar panels?
Please help due today i will mark brainlist
Answer:
Advantages of Solar Energy Disadvantages of Solar Energy
Reduces Electricity Bills Weather Dependent
Diverse Applications Solar Energy Storage is Expensive
Low Maintenance Costs Uses a Lot of Space
Technology Development Associated with Pollution
Explanation:
ADVANTAGES:
1. Solar energy is a renewable energy. So it means that it can be recycled and reused over and over again. It also have unlimited supply as It is obtained from the sun directly.
2. Solar energy can Help you to cope up with your bills. And be more considerate about electrical energy. It is cheap to maintain.
3. Solar energy is also considered as a renewable energy because it is non pollutant meaning it does not harm the environment in any ways.
DISADVANTAGES:
1. The initial cost for instalment is very high. Though it is not very recommendable for everyone.
2. It is weather dependent. Meaning it will not provide Energy in rainy or cloudy days.
3. Solar panels are not suitable for all kinds of rooftops so it needs a special place to be installed in.
Which explanation describes how cells are differentiated in multicellular organisms? - All genes are always working, but repressor proteins control what TRNA is formed by MRNA.
- All genes are always working, but chemicals in the cell stop some proteins from forming.
- All cells have the same genes, but the age of the cell will determine which genes are active.
- Genes are turned and off at various times of the cell's life, creating only certain proteins in the cell.
Cells are differentiated in multicellular organisms through a process whereby genes are turned on and off at various times of the cell's life, creating only certain proteins in the cell. This allows cells in a multicellular organism to take on different shapes, functions, and forms. Hence, the correct option is - Genes are turned and off at various times of the cell's life, creating only certain proteins in the cell.
Multicellular organisms are organisms that are made up of many cells. These cells are specialized to perform different functions. However, all of these cells possess the same genetic makeup. Cells can differentiate based on what proteins they produce.
The DNA in every cell of an organism has the same genetic information, but the cell type or specialization is determined by which genes are turned on and off. Cells with the same genetic information can produce different cell types, which are responsible for different functions within an organism.
To summarize, the explanation that describes how cells are differentiated in multicellular organisms is that genes are turned and off at various times of the cell's life, creating only certain proteins in the cell.
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Why must nutrients be cycled in this ecosystem? Is energy cycled in this ecosystem?
Answer: I don't necessarily know what ecosystem you are talking about. Is there supposed to be a picture?
Explanation:
which term is used to describe an individual with characteristics different from others in the same population?
The term used to describe an individual with characteristics different from others in the same population is "outlier."
An outlier is an observation that is significantly different from other observations in a dataset. Outliers can occur due to various reasons, such as measurement errors, sampling errors, or genuine differences in the population. In statistics, outliers can have a significant impact on the overall interpretation of data, as they can skew the results and affect the accuracy of statistical analysis.
Therefore, it is important to identify and handle outliers appropriately to ensure the validity and reliability of statistical analysis.
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early earth had a harsh environment. which present day organism would be least likely to survive in that type of environment?
The harsh conditions of early Earth would likely have favored organisms with a high degree of adaptability and a broad range of physiological capabilities, rather than those that are highly specialized to thrive in specific environmental conditions.
It is difficult to say with certainty which present-day organism would be least likely to survive in the harsh environment of early Earth, as the conditions of early Earth were vastly different from those of the present day. However, it is likely that organisms that are highly adapted to modern environmental conditions, such as those that rely on specific nutrients, temperatures, or atmospheric conditions, would have difficulty surviving in the extreme conditions of early Earth.
For example, some modern organisms are highly adapted to specific levels of oxygen in the atmosphere, and would not be able to survive in an environment with low oxygen levels, which is believed to be characteristic of early Earth. Similarly, organisms that require a specific range of temperatures or nutrients to survive may struggle in an environment with extreme temperature fluctuations or limited nutrient availability.
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which of the following factors is as important as population in determining the environmental impact of humans? group of answer choices level of resource consumption wealth of the nation climate of the region amount of pollution produced
The level of resource consumption is as important as the population in determining the environmental impact of humans.
The term environmental impact refers to the impact that an activity or a product has on the environment. Environmental impacts can be divided into two types: Direct Indirect.Environmental impact assessments are frequently conducted to evaluate the environmental consequences of a project or development activity. A number of different parameters are taken into account, including air and water quality, the presence of hazardous waste, and the potential for ecological damage.The population is a key determinant of environmental impact. However, the level of resource consumption is as important as a population in determining the environmental impact of humans, as it directly determines the number of resources utilized by humans, as well as the amount of waste produced by humans.Therefore, the level of resource consumption is as important as the population in determining the environmental impact of humans.To learn more about Resource consumption as a factor for environmental impacts Please visit:
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Although solar energy could supply all of the world's energy needs, why isn't it used to do so
There are several reasons why solar energy is not currently used to supply all of the world's energy needs: Cost, Infrastructure, Weather-dependent, Energy storage, and Political and economic factors.
Cost: The initial cost of installing solar panels and other solar technologies can be expensive, which can be a barrier for many people and countries.
Infrastructure: Solar energy requires a significant amount of land and infrastructure to be effective. It can be difficult to find suitable locations for solar farms, and there can be resistance from local communities to large-scale solar installations.
Weather-dependent: Solar energy production is dependent on the availability of sunlight, which can be affected by weather patterns such as clouds, rain, and snow. This can make solar energy less reliable than other forms of energy production.
Energy storage: Solar energy production can exceed demand during peak production times, which means that energy storage solutions are needed to provide power during times when sunlight is not available.
Political and economic factors: The fossil fuel industry has significant political and economic power, which can make it difficult to transition to renewable energy sources like solar.
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during transcription, on which strand will rna polymerase be located? during transcription, on which strand will rna polymerase be located? on the coding strand on the template strand it depends on the orientation of the gene
During transcription, RNA polymerase will be located on the template strand.
The template strand is the complementary strand of DNA that is used as a template to create a complementary RNA molecule.
The coding strand, also known as the sense strand, is the strand of DNA that has the same sequence as the RNA transcript (with T replaced by U). However, RNA polymerase does not bind to this strand during transcription.
The orientation of the gene is also not relevant to the location of RNA polymerase during transcription. RNA polymerase will always bind to the template strand of DNA and use it as a template to create a complementary RNA molecule.
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describe the relationship between dingo density and amount of riverine area:
Select ALL of the statements that correctly describe rod cells and cone cells.
1) Both rods and cones use retinal to detect light.
2) Rods are better able to detect dim light than cones.
3) All rod cells have the same type of opsin protein; each type of cone (red, green, blue) has a different type of opsin protein.
4) Absorption of light by rods decreases neurotransmitter release, while absorption of light by cones results in increased neurotransmitter release.
5) Rods only absorb light when light levels are low; cones only absorb light when light levels are high.
The following statements correctly describe rod cells and cone cells:
Rods are better able to detect dim light than cones. All rod cells have the same type of opsin protein; each type of cone (red, green, blue) has a different type of opsin protein. Absorption of light by rods decreases neurotransmitter release, while absorption of light by cones results in increased neurotransmitter release.Statement 2,3,4 are correct.
Rods are better at detecting dim light, and they only absorb light when the light levels are low. On the other hand, cones are better at detecting bright light, and they only absorb light when the light levels are high.
Rod cells are responsible for detecting motion in our peripheral vision and provide us with the ability to see in low light conditions. The same type of opsin protein is found in all rod cells. The absorption of light by rods decreases the neurotransmitter release.
On the other hand, cone cells are responsible for the color vision. There are three types of cone cells- red, green, and blue- which contain different types of opsin proteins. Absorption of light by cones results in increased neurotransmitter release.
Therefore, Statement 2,3,4 are correct.
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6. There are four errors in the passage below. Highlight/underline them and make corrections.
Plants use all of the glucose they produce for respiration. All of the oxygen released in photosynthesis is released by plants; some of it is needed for anaerobic respiration. Because there is a net release of oxygen, we have an oxygen-rich atmosphere on Earth to support other animals. Animals can’t use solar energy directly, but plants convert solar energy into kinetic energy in the form of glucose and other organic molecules and this transfers through the food chain to animals.
Answer: Plants use all of the glucose they produce for respiration. All of the oxygen released in photosynthesis is released by plants; some of it is needed for anaerobic respiration. Because there is a net release of oxygen, we have an oxygen-rich atmosphere on Earth to support other animals. Animals can’t use solar energy directly, but plants convert solar energy into kinetic energy in the form of glucose and other organic molecules and this transfers through the food chain to animals.
Explanation Corrected version
Plants do not use all of the glucose they produce for respiration. All of the oxygen released in photosynthesis is released by plants; some of it is needed for aerobic respiration. Because there is a net release of oxygen, we don't have an oxygen-rich atmosphere on Earth to support other animals. Animals can’t use solar energy directly, but plants convert solar energy into chemical energy in the form of glucose and other organic molecules and this transfers through the food chain to animals.
which is a true statement about ribosomes? multiple choice polyribosomes are the subunits of ribosomes. ribosomes are active in carbohydrate synthesis. ribosomes contain dna and protein. ribosomal subunits leave the nucleus after being formed by the nucleolus. ribosomes are only found associated with the endoplasmic reticulum in prokaryotic cells.
Answer:
there
Explanation:
Ribosomal subunits leave the nucleus after being formed by the nucleolu
Ribosomes are composed of two subunits, the large and small subunits, which are produced in the nucleolus of the nucleus. The true statement about ribosomes is ribosomal subunits leave the nucleus after being formed by the nucleolus.
Ribosomes are responsible for protein synthesis in the cell. After their formation, the ribosomal subunits leave the nucleus and come together in the cytoplasm or on the endoplasmic reticulum to form functional ribosomes.
This process allows ribosomes to carry out their role in protein synthesis throughout the cell. The other statements in the options are not accurate.
Therefore, the true statement is ribosomal subunits leave the nucleus after being formed by the nucleolus.
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the first strand cdna synthesis corresponds to the____
The first strand cDNA synthesis corresponds to the double stranding using DNA.
The process of creating complementary DNA (cDNA) from an RNA template by reverse transcription is known as cDNA synthesis. Reverse transcriptases (RTs) direct the synthesis of the first strand of cDNA using an RNA template and a primer complementary to the RNA.
This cDNA may then be utilised directly as a template for the Polymerase Chain Reaction (PCR). Reverse transcription and polymerase chain reaction (RT-PCR) is a technique that enables the identification of low abundance RNAs in a sample and the synthesis of the matching cDNA, hence aiding the cloning of low copy genes.
Other methods include employing DNA Polymerase I and DNA Ligase to double-strand the first-strand cDNA. Direct cloning without amplification is possible using these reaction products. The RT or external supply of RNase H activity in this instance is required.
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