Answers
DNA replication is the duplication of the molecule, which occurs during the interphase. This is a semi-conservative process in which different enzymes are needed to grow a new strand complementing the old strand.
What is the eukaryotic DNA replication process?
Eukaryotic DNA replication is the process through which a DNI molecule duplicates. This event takes place during the S stage of the interphase. So when the cell divides during mitosis or meiosis, each cell will get a complete set of chromosomes.
DNI replication is semi-conservative because each new molecule carries an original DNI strand and a new one. The fact that the new molecule is composed of an original strand makes it semi-conservative. The old existing strands are used to synthesize the new complementary strand.
The origin of the replication requires,
The helicase enzymes to break hydrogen bonds and separate the two original strands. The topoisomerase enzyme is necessary to release tension. Other proteins are also needed to join the strains and keep them separated. Once the molecule is opened, there is a region named replication forks. DNA polymerase makes the new nucleotides enter the fork and pairs them with the corresponding nucleotide of the original strand. Adenine pairs thymine, and cytosine pairs guanine.DNA strands are antiparallel, and replication occurs only in 5'-3'direction. So one of the strands will replicate continuously, while the other strain will be formed by short fragments known as Okazaki fragments.
Primers are needed to make the DNA polymerase work. Primers are small units of RNA and are placed at the beginning of each new fragment.
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Related Questions
What abiotic factor of coastal aquatic ecosystems most limits the productivity of a fishery?
1) Water temperature
2) Water pH
3) Nutrient (nitrate + phosphate) availability
4) Dissolved oxygen levels
5) Salinity
Answers
The abiotic water pH factor in coastal aquatic habitats is what most inhibits a fishery's productivity.
What are the primary constraints on aquatic ecosystems?The majority of aquatic species do not have to contend with extremes in wetness or temperature. Instead, the amount of sunlight available to them and the water's concentration of dissolved oxygen and nutrients are their primary limiting variables.
What elements restrict an ecosystem's capacity for production?Ecosystem-specific differences in net primary production exist. They include the amount of solar energy intake, the temperature and humidity, the amount of carbon dioxide, the availability of nutrients, and community interactions.
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In industrial agriculture, fossil fuels are used for all of the following EXCEPT:
Please choose the correct answer from the following choices, and then select the submit answer button.
Answer choices
running farm equipment.
feeding them to animals.
producing synthetic fertilizers.
manufacturing pesticides.
Answers
Answer:
Explanation:
Feeding them to animals, It would harm the animal if it was feed a fossil fuel
Create a model showing the complementary RNA and the amino acid sequence for both the normal and mutated sequence.
1. Transcribe the complementary RNA for the normal and show how the RNA for the mutated sequence is different. You can organize the codons by number to indicate the location of the difference on the mutated sequence.
2. Use the codon chart to identify the complementary amino acid sequence for the normal sequence. Show the change in the amino acid in the mutated sequence.
*Sample Answer Organization:
Normal sequence RNA - 1. GUG 2. ______
Amino Acid sequence 1. ______ 2._______
Answers
Model of the complementary RNA and amino acid sequence for normal and altered DNA sequences. Transcription and cRNA Sequences, Normal DNA sequence: CAC GTG TGA GGA GAC TGA CAC
Replace each DNA base with its equivalent RNA base to transcribe this into RNA: CAC GTG GA UGA GGA UGA CAC CUC GAC
DNA mutation: GTG, To make RNA, we replace each DNA base with its equivalent
RNA nucleotide: CAC GUG, The altered sequence replaces TGA at positions 3-4 with GUG.
Amino Acid Sequences: We utilise the codon chart to find the amino acid for each three-letter RNA codon.
Normal sequence RNA codons and amino acids:
Histidine GTG Valine GAC Aspartic acidGlycine → Halt UGAGGA → Glycine TGA → Halt GAC → Aspartic acidThe typical DNA amino acid sequence is:
Histidine-Valine-Aspartic acid-Stop-Glycine-Histidine-Leucine-Glycine-Stop.Mutated sequence RNA codons and amino acids:CAC → Histidine GUG → ValineHence, the altered DNA sequence amino acid sequence is:
Histidine-ValineThe mutation replaces position 2 aspartic acid with valine. This substitution can alter protein function.Learn more about nucleotide here:
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what is the mitochondria often referred to as?
Answers
Answer:
The powerhouse of the cell!
Explanation:
The mitochondria is referred to as the powerhouse of the cell because of its ability to generate ATP. The mitochondria is the only organelle in the cell that can produce ATP naturally. The mitochondria produces ATP in a process known as oxidative phosphorylation.
5. What the ABC's of The Cell Theory?
Answers
Answer:
The answer would be "All living things are made of cells"..
Explanation:
The three parts of the cell theory are:
A. All living things are composed of cells.
B. Cells are the basic units of structure and function for living things.
C. All cells come from pre-existing cells. Also, organisms grow by “adding on more cells” NOT by increasing the size of their cells.
I hope this might help you
How do the prevailing westerlies impact weather patterns in mid-latitude regions?
Answers
The prevailing westerlies are winds that blow from west to east in the middle latitudes, between 30° and 60° north and south of the equator. These winds are important in shaping weather patterns in mid-latitude regions, including North America, Europe, and Asia.
The prevailing westerlies are part of a global circulation pattern of the atmosphere known as the Ferrel Cell. As warm air rises at the equator and moves toward the poles, it cools and sinks at around 30° north and south. This sinking air creates a zone of high pressure, which leads to the development of the prevailing westerlies.
The prevailing westerlies have several impacts on weather patterns in mid-latitude regions:
1. They bring moist air from the ocean to the coast, leading to the development of rain and snow.
2. They help to distribute heat from the equator toward the poles, which helps to moderate temperatures in mid-latitude regions.
3. They can bring cold air from the poles toward the equator, leading to the development of cold fronts and storms.
4. They can influence the formation and movement of storms, including cyclones and hurricanes.
The prevailing westerlies are winds that blow from west to east in the middle latitudes, between 30° and 60° north and south of the equator. These winds are important in shaping weather patterns in mid-latitude regions, including North America, Europe, and Asia.
The prevailing westerlies are part of a global circulation pattern of the atmosphere known as the Ferrel Cell. As warm air rises at the equator and moves toward the poles, it cools and sinks at around 30° north and south. This sinking air creates a zone of high pressure, which leads to the development of the prevailing westerlies.
The prevailing westerlies have several impacts on weather patterns in mid-latitude regions:
They bring moist air from the ocean to the coast, leading to the development of rain and snow.
They help to distribute heat from the equator toward the poles, which helps to moderate temperatures in mid-latitude regions.
They can bring cold air from the poles toward the equator, leading to the development of cold fronts and storms.
They can influence the formation and movement of storms, including cyclones and hurricanes.
Overall, the prevailing westerlies are a key factor in determining the climate and weather patterns in mid-latitude regions. They help to bring precipitation, moderate temperatures, and can influence the development of storms. Understanding these wind patterns is important for predicting weather events and managing the impacts of climate change.
1. What are the functions of the kidney? Select all that apply.
filters blood
controls body’s fluid balance
produces enzymes
balances electrolytes
produces hormones
2. Which organ controls the body’s fluid balance?
liver
kidney
gallbladder
pancreas
3. What are the functions of the pancreas? Select all that apply.
produces enzymes
stores bile
controls body’s fluid balance
produces hormones
4. Which organ makes hormones to regulate metabolism?
liver
kidney
gallbladder
pancreas
5. What are the functions of the liver? Select all that apply.
filters poisons from the blood
converts nutrients to glucose
controls body’s fluid balance
stores bile
PLEASE MAKE IT AS CLEAR AS POSSIBLE AND 5 POINTS FOR EACH QUESTION SO 25 POINT TOTAL WILL REPORT IF NOT ALL QUESTIONS ARE ANSWER BUT PLEASE BE QUICK BC IM IN THE TEST NOW.
Answers
Answer:
Filters blood and Controls the body’s fluid balance.
Explanation:
A kidney is made up of nephrons that contain filters to remove wastes and extra fluid as urine.
Prokaryotic cells regulate their protein synthesis through a set of genes called
Answers
Answer:
genes turn of during this stage
Explanation:
most regulatory proteins are negative therefore they turn Gene's off
K.___ The initial "reason" for one of your muscle cells to switch to fermentation is a lack of adequate final electron acceptor levels which then leads to a shortage of NAD+.
True or false ^^
Answers
False. The main "cause" that permits one of your mitochondria to switch over to fermentation is a lack of adequate final electroactive levels, which causes an ensuing deficiency of NAD+.
What are the benefits of studying cell biology?The investigation into how cells work and function is based on the notion that perhaps the cell is the fundamental building block of life. By focusing on the cell, one can gain a thorough understanding of the tissues and creatures that cells make up.
A body contains how many cells?An estimated 100 trillion cells make up the human body. A new megascience effort will catalog & scan each of the 80 identified organs' 200 or much more diverse types of cells.
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Helpp pleaseeeeee! First response gets brainless answer.
Answers
Answer: 360, 250, 200, 60
Explanation: each sharp drop in the graph is an extinction although I don't know for sure, but my best estimate
What are two factors that cause changes in the motion of surface currents
like the Gulf Stream?
A. The water gets saltier, which decreases its density and causes it
to rise.
B. The water gets colder, which decreases its density and causes it
to rise.
C. The current reaches a barrier, such as a landmass.
D. Wind pushes on the water's surface.
Answers
Answer:
C. The current reaches a barrier, such as a landmass, and D. Wind pushes on the water's surface are the two factors that cause changes in the motion of surface currents like the Gulf Stream.
Explanation:
Hope it Helps
Write a complete scientific explanation to account for why the ball that was moving faster caused more flour to spread out. Include a claim, evidence, and reasoning.
Answers
Explanation:
Claim: The ball that was moving faster caused more flour to spread out due to the conservation of energy and momentum.
Evidence: When a ball collides with a surface, the energy and momentum of the ball are transferred to the surface. In this case, the flour on the surface is the object that receives the energy and momentum from the ball. The amount of energy and momentum transferred to the flour depends on the velocity of the ball, with faster-moving balls transferring more energy and momentum to the flour.
Reasoning: According to the conservation of energy and momentum, the total amount of energy and momentum in a system is constant. When the ball collides with the flour, the energy and momentum of the ball are transferred to the flour, causing it to spread out. The faster-moving ball has more energy and momentum than the slower-moving ball, so it transfers more energy and momentum to the flour upon collision. This causes more flour to spread out in a wider pattern, as there is more energy and momentum available to disperse the flour.
Therefore, the ball that was moving faster caused more flour to spread out due to the conservation of energy and momentum, with the faster-moving ball transferring more energy and momentum to the flour upon collision.
Predict the effect on the ventricles if the AV node delay was shorter
than normal.
Answers
The electrical impulse will be delivered to the ventricles more quickly and contract earlier than usual if the AV node delay is less than usual.
There are a number of possible outcomes for the ventricles as a result of this:
Decreased ventricular filling: The ventricles may not have had enough time to fill with blood from the atria if they contract too quickly. This may result in less blood being pumped out of the heart with each contraction, which would lower cardiac output.
Early ventricular contraction can also result in inefficient pumping, in addition to lower ventricular filling. The atria should contract before the ventricles do for the heart to function at its best.
Arrhythmias: Reducing the AV node latency may also raise the chance of developing irregular cardiac rhythms, called arrhythmias.
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Describe four types of drugs and their impact on sports performance
Evaluate the impact of four different performance enhancing drugs on performance in four different types of sport
Discuss using relevant examples, why some individuals may resort to using performance enhancing drugs in sport
Answers
Examples:
1. Creatine
-Improves muscle mass
-Less Fatigue during games
-Injury prevention
-Decreased Dehydration
This Drug would be perfect for American Football or any other physical activities.
2. Caffeine
-Keeps you awake
-Energy booster
-Hydration qualities
Good for Soccer or basketball
3. Steroids
-Increased muscle mass
-Energy booster
Good for any sport
Types of Drugs and their Impact on Sports Performance:
Anabolic steroids: These are synthetic hormones that mimic the effects of testosterone in the body. They promote muscle growth, increase strength, and improve endurance. However, their side effects include liver damage, heart disease, and hormonal imbalances.
Stimulants: These drugs increase alertness, reduce fatigue, and improve performance. They include caffeine, amphetamines, and cocaine. However, their side effects include increased heart rate, anxiety, and addiction.
Diuretics: These drugs help athletes to lose weight quickly by removing excess water from the body. They are used to meet weight categories in sports such as boxing and wrestling. However, their side effects include dehydration, kidney damage, and electrolyte imbalances.
Human Growth Hormone (HGH): These are synthetic hormones that stimulate growth and cell reproduction. They are used to build muscle, improve endurance, and speed up recovery after injury. However, their side effects include joint pain, diabetes, and hypertension.
Impact of Four Different Performance Enhancing Drugs on Performance in Four Different Types of Sports:
Anabolic steroids in weightlifting: Anabolic steroids are often used in weightlifting to increase muscle size and strength. This can lead to improved performance and a competitive advantage.
Stimulants in cycling: Cyclists often use stimulants such as caffeine to increase alertness, reduce fatigue, and improve performance. This can lead to improved endurance and speed.
Diuretics in boxing: Boxers often use diuretics to meet weight categories quickly. This can lead to a competitive advantage in the ring.
Human Growth Hormone in athletics: Athletes often use HGH to improve muscle growth and endurance. This can lead to improved performance and a competitive advantage.
Why Some Individuals May Resort to Using Performance Enhancing Drugs in Sport:
There are various reasons why some individuals may resort to using performance enhancing drugs in sport, including:
To gain a competitive advantage: Athletes may use drugs to improve their performance and gain a competitive advantage over others.
To meet weight categories: In sports such as boxing and wrestling, athletes may use diuretics to meet weight categories quickly.
Pressure to perform: Athletes may feel pressure to perform at their best, and may resort to drugs to achieve this.
Financial gain: Athletes may use drugs to improve their performance in order to gain financial rewards or sponsorship.
Examples of athletes who have resorted to using performance enhancing drugs include Lance Armstrong, who used blood doping in cycling, and Marion Jones, who used steroids in athletics.
9. What's a possible symptom of overnutrition?
O A. Clear skin
B. Healthy heart
C. Weight loss
O D. Dizziness
Answers
Answer: d. dizziness
Explanation:
A possible symptom of overnutrition is weight gain. Other possible symptoms include high blood pressure and elevated cholesterol levels. It's important to maintain a balanced and healthy diet to avoid the risks associated with overnutrition.
Explanation:Weight gain is one sign of overeating that may be present. You gain weight when you eat more calories than your body requires because it stores the extra energy as fat. This may be a sign of overeating, which can lead to a number of health problems include obesity and its repercussions.
High blood pressure and increased cholesterol are two more signs of overeating that may occur. These can be brought on by a diet that contains too many harmful fats and sugars. Maintaining a balanced and healthy diet is crucial to preventing the hazards of overeating and promoting general wellbeing.
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how are Large Ground Finches and Cactus Finches evidence of evolution
Answers
Darwin's ground finches noted that different finch species have different beak shapes. He proposed that an ancestor species' beak had evolved over time to allow the finches to use a variety of food sources.
Long, pointed beaks were useful for seizing insects, while broad, flat beaks are excellent for cracking seeds and nuts. These differences in food sources led to the evolution of finches.
Darwin's finches exhibit rapid ecological speciation and diversification as a result of rapid adaptation to an unstable and difficult environment. Their phenotypes now exhibit great diversity as a result of this (for instance, beak types, body size, plumage, feeding behaviour and song types).
The medium ground finches can crack open huge seeds in addition to little ones because they have larger beaks. A medium ground finch can still survive if the little seeds become scarce by utilising different sources of food, but small beaked birds, such as cactus finches, will starve to death.
The medium ground finch has an edge over cactus finches in terms of survival due to this adaption.
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For this assignment, you will find the information you need to give your input on a labor or employment issue to an appropriate person in the state government. Then, you will consider the advantages and disadvantages of the options you find.
Answers
Answer:
essays, focus groups, scenarios, projects, case studies, artefacts, personal experiences, introspection, visual texts, portfolios, direct observation, role play or simulation,
Explanation:
Qualitative Methods of Evaluation: “Show me HOW you can apply, synthesize, evaluate, and design what you've learned.” Examples: essays, focus groups, scenarios, projects, case studies, artefacts, personal experiences, introspection, visual texts, portfolios, direct observation, role play or simulation, and so on.
List:
sun, salmon, maple trees, bears, plankton, whales, grass, cows, humans, shrimp, caterpillars, finches (small birds), hawks
b) Pick an organism in the list above and describe how one of its structures allows it to survive in its environment. Think about how one part of the organism's body is designed to do a specific job
well.
Answers
The blubber layer of a whale is a critical adaptation that allows it to survive in the cold ocean waters. It provides me with insulation, helps me to conserve energy, and enables me to float effortlessly in the water.
How does a whale adapt to its environment?As a whale, one of the structures that allows me to survive in my environment is my blubber layer. The blubber is a thick layer of fat that lies underneath my skin and acts as an insulating layer to help me regulate my body temperature.
The cold ocean water can be extremely challenging to survive in, and my blubber layer is designed to keep me warm by providing excellent insulation. The blubber layer helps to keep my body temperature stable by preventing heat loss to the environment. It also helps me to conserve energy by reducing the amount of heat my body needs to generate to stay warm.
Another advantage of having a blubber layer is that it helps me to float in the water. Whales are typically heavier than the water they displace, but the buoyancy provided by the blubber layer helps to keep me afloat without expending too much energy.
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Which statement about people's rights is correct? All US residents ages 18 or older can vote in US elections. O Naturalized citizens have the same rights as natural-born citizens. Only natural-born citizens have the right to run for public office in the US. Immigrants do not have the right to security provided by the US government.
Answers
Voting is open to all citizens of the US who are at least 18 years old. Every human being is entitled to life, liberty, and personal safety. rights to one's own security, liberty, and life.
What does it mean to be naturally born?Natural delivery is giving birth without the use of any medications, instead employing pain-relieving techniques like relaxation and controlled breathing. Many people believe that considering pregnancy and delivery as natural occurrences rather than as "brave" acts qualifies as having a natural childbirth.
What's the difference between a normal birth and a natural one?For some women, a natural delivery is going through the entire labor process without any medicinal painkillers, giving birth vaginally, and possibly going through the third stage too. The term "natural birth" is used operationally by midwives and obstetricians.
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Answer:
b
Explanation:
PLS HELP FAST!!
What conclusion is supported by the following scenario?
When Mendel bred a purple flower with a white flower, the result was a purple flower.
A. Traits from breeding experiments can be predicted.
B. Dominant genes suppress recessive genes.
C. Genes are linked in pairs in three combinations.
D. Genetic information is mixed during reproduction.
Answers
Answer: B. Dominate genes suppress recessive genes.
Explanation: Upon compiling his results for many thousands of plants, Mendel concluded that the characteristics could be divided into expressed and latent traits. He called these dominant and recessive traits, respectively. Dominant traits are those that are inherited unchanged in a hybridization. Recessive traits become latent, or disappear in the offspring of a hybridization. The recessive trait does, however, reappear in the progeny of the hybrid offspring.
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what causes the cell to have different structures and functions?
Answers
The structural and functional characteristics of different types of cells are determined by the nature of the proteins present.
Answer :
The nature of the proteins present dictates the structural and functional properties of many cell types. Cells are not only characterized by by their genetic material and other interior components, but also by the genes they express. Cells have to fulfill multiple different functions to be able to build complex multicellular organisms. Differently expressed genes lead to different proteins made in the cell, which leads to different morphology, shape or function.
A brief summary detailing what you think the two biggest challenges would be with your specialty and what you feel would be most rewarding or enjoyable about it (three to five sentences). For forensic DNA analyst
Answers
As a forensic DNA analyst, one of the biggest challenges would be the pressure to produce accurate results within a strict time frame while dealing with a high volume of cases. Another challenge would be staying up-to-date with the latest advancements in DNA analysis technology and techniques.
However, the most rewarding aspect of this job would be the knowledge that my work is helping to bring justice to victims and their families. It would also be fascinating to use scientific methods to solve crimes and connect suspects to their crimes based on their DNA.
What *type* of mountain is Makalu Mountain?
Answers
Busy schedules, workplace stress, and finances can take a toll on our health. If an individual experiences long-term stress for many years, what could be some consequences? Explain your rationale with physiological evidence from the previous page.
Answers
Answer:
If an individual experiences long-term stress for many years, it can have significant consequences on their health. One consequence is the development of chronic diseases such as hypertension, diabetes, and cardiovascular diseases. This is because long-term stress can cause the body to release cortisol, a hormone that can increase blood sugar levels, blood pressure, and inflammation, which are all risk factors for these chronic diseases.
If the fish on one side of the island are dying ,what will happen to the population dispersion of the fish?
Answers
spread of the population In the wild, organisms move around either actively or passively through migrations or passive transport.
Fish frequently disperse in clusters. They stand for many forms of reproduction (few offspring that mostly survive vs. many offspring that will mostly die). The expansion of a fish population in natural waterways depends on the quantity of the stock, the availability of food, the available habitat, the temperature, the time of year, and other environmental conditions. Several kinds of patterns are employed to characterise them. A population's dispersion distribution (distribution pattern) defines how people are arranged within a habitat at a specific period. The three types of dispersion are uniform, random, and clumped.
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Write a response paper on chapter 6 (Sensation and ⇒ perception) at least 2 page or longer
Online book Psychology davidG. Myers. Don’t write a summary, be creative
This is the suggested question.
1. One thing you learned from the chapter that fascinated you. Why did it fascinate you?
2. One thing that confused you about the chapter. Why did it confuse you?
3. If you had a million-dollar research grant, what phenomenon from the chapter would you study? Why? How?
4. How do you think variables such as socio-economic status, culture, religion, geographical background influence one of the topics in the chapter?
5. For those of you who have an idea of what you would like to do when you graduate college, how does one of the topics in the chapter relate to your future career choice?
6 How does one of the topics in the chapter relate to something you read about in the news, from history, or pop culture?
Remember these are just a suggested question you don’t have to follow all of the question just be create paper should be 2 pages ir longer. Make At least 10 long paragraph
Answers
1. One interesting topic covered in the book is the concept of memory, specifically the process of forgetting.
Why is the Online book Psychology by G. Myers fascinating?I found it fascinating to learn about how forgetting is actually a natural and adaptive process that helps us prioritize information that is most important to us. Additionally, the book explains how different factors, such as interference and emotional arousal, can impact our ability to retrieve information from our memory.
2. One concept that may confuse some readers is the difference between implicit and explicit memory.
Why did the memory set confuse one?Implicit memory refers to the unconscious memories that influence our behavior and thoughts, such as our ability to ride a bike or speak a language. On the other hand, explicit memory involves conscious recollection of past events or facts, such as remembering what you ate for breakfast this morning. The distinction between these two types of memory can be a bit confusing at first, but the book provides helpful examples and explanations to clarify the difference.
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How you will show that there are more bacteria on your hands before you wash them
Answers
Answer:
Explanation:
i think u can use a microscope or something
Please help urgent ‼️
[6 marks
Describe how substances that pollute air and water could be harmful to humans and
other living organisms.
Answers
Answer:
These substances enter the respiratory tract, through the air, and damage the lungs.
Through water, they enter the stomach, and harm the internal organs, the liver, and the kidneys very much from the inside, stones and sand are formed in them.
Explanation:
We in Kazakhstan go through much more difficult topics than you ;)
1.is the skeleton system disorder (disease ) of joint
best answer pls
Answers
Answer:
Arthritis is a skeletal disorder that causes inflammation or deterioration of the joints in the body
Explanation:
Hope this helps
Researcher Thomas Hunt Morgan crossed a wild type female fruit fly heterozygous for the traits cinnabar
eyes and vestigial wings with a male fruit fly displaying both traits. The number of offspring produced was
965 with wild type wings and eyes, 185 with wild type eyes and vestigial wings, 206 with cinnabar eyes and
wild type wings, and 944 with cinnabar eyes and vestigial wings. What is the rate of cross-over between these
genes?
Answers
The rate of crossover between a cross between a wild type female fruit fly heterozygous for the traits cinnabar eyes and vestigial wings with a male fruit fly displaying both traits will be 17%.
The rate of crossover is defined as the probability of recombinant offspring obtained in the total progeny. For this the total recombinant progeny is divided by the total progeny and divided by 100.
Rate of crossover = total recombinant progeny / total progeny (recombinant + non-recombinant) × 100.
In the given question, recombinant progeny = 185 + 206 = 391
Total progeny = 965 + 185 + 206 + 944 = 2300
Therefore, the rate of crossover = (391 / 2300) × 100
Rate of crossover = 17%
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