Answer:
Robert Koch and Louis Pasteur.
Explanation:
Robert Koch and Louis Pasteur are the two scientists' who discover the presence of microorganisms and their relationship to diseases. In 1876, Robert Koch performed experiments and made a hypothesis that microbes can cause disease in humans and other organisms while on the other hand, Louis Pasteur performed many experiments between the years 1860 and 1864 and made a hypothesis that the puerperal fever happens due to the infection of pyogenic vibrio in the blood.
Tyler is a scientist who is interested in understanding aggression levels and what makes a male stickleback fish a good fighter and defender of his territory. He used sticklebacks he collected from British Columbia to test his hypothesis. In his experiment, 24 males were kept in 6 large tanks, with 4 males in each tank. Tyler watched each of the 24 males every day for 10 days. He recorded the behaviors of each fish when they were competing for territories, defending their territory, and building their nests.
I'm having trouble finding the independent variable and control group in this bit, can someone help me identify it please?
The independent variable in the experiment conducted by Tyler is the stickleback male fish while the control group is the tank that contains no male fishes.
What is independent variable of an experiment?Independent variable of an experiment is the variable that is changed or manipulated in a series of experiments.
An experiment is a test under controlled conditions made to either demonstrate a known truth, examine the validity of a hypothesis, or determine the efficacy or likelihood of something previously untried.
Also, the control group of an experiment is the group of test subjects left untreated or unexposed to some procedure and then compared with treated subjects in order to validate the results of the test.
According to this question, Tyler is a scientist who is interested in understanding aggression levels and what makes a male stickleback fish a good fighter and defender of his territory.
To test his hypothesis, he used sticklebacks that he collected from British Columbia and placed 4 male fishes in 6 separate tanks.
This suggests that the independent variable and control group are as described above.
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The algae, insect larvae, protozoans, and other living things in a large puddle would be an example of
a(n) _________.
Answer:
The algae, insect larvae, protozoans, and other living things in a large puddle would be an example of
a(n) community.
What would happen to a plant in a closed chamber without oxygen? Why?
Answer:
Most plants need air in the soil and will perish if there isn't any.
Explanation:
which of the following processes use water and which release water? 1. atp hydrolysis 2. cellular respiration 3. photosynthesis
Answer: I'm pretty sure it's photosynthesis.
Explanation: During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. Within the plant cell, the water is oxidized, meaning it loses electrons, while the carbon dioxide is reduced, meaning it gains electrons. This transforms the water into oxygen and the carbon dioxide into glucose.
Overfishing in this ecosystem has directly impacted the fish population. If the fish no longer exist in this ecosystem due to overfishing, how will the food web change?
Answer:
When so many fish are captured, the population cannot regenerate fast enough to replace them. Fish may be depleted or wiped out as a result of overfishing.
Also if another animal rely on that tyoe of fish for food it wont have much to eat left, and if that fish has a special job it wouldn't be able to do much of it anymore.
Explanation:
The human brain differs from the brains of most other animals by the relative amount of brain mass devoted to which of the following
The human brain differs from the brains of most other animals by the relative amount of brain mass devoted by the cerebral cortex.
The human brain is uniquely distinguished from the brains of other animals by the size of its cerebral cortex in comparison to the overall mass of the brain.
This part of the brain is responsible for complex cognitive functions, including language processing, conscious thought, and higher-level problem solving.
As a result, the human brain is capable of much more sophisticated processing than other animal brains, allowing us to think abstractly, create art, and develop complex language.
The human brain is vastly different from most other animals' brains, primarily due to the sheer amount of mass devoted to the cerebral cortex. This area of the brain is responsible for many of our most complex cognitive processes, such as decision-making, problem-solving, and creative thinking.
Although a part of your question is missing, you might be referring to this question:
The human brain differs from the brains of most other animals by the relative amount of brain mass devoted to which of the following:
a) cerebral cortex
b) cerebellum
c) brainstem
d) cerebrum
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Give a reason why lack of roughage in diet often leads to constipation.
Answer:
fibres helps muscles to move stronger to move food to required places and for excretion by peristalsis in small and large intestine so without fibre ,these muscles wouldnt work correctly and causes constipation
The cap that is added to the RNA during processing: (Select all that apply.) O is needed for ribosomes to attach to messenger RNA. O helps prevent rapid breakdown of the messenger RNA. O helps prevent formation of complex three-dimensional structures in the messenger RNA. O aids in the accuracy of translation of the messenger RNA into protein. 4.
The cap that is added to the RNA during processing is an important component in the protein synthesis process. During transcription, this cap, known as the 7-methylguanosine cap, is added to the 5' end of the RNA molecule.
The addition of this cap serves several important functions in the messenger RNA's life cycle messenger RNA (mRNA). To begin with, the cap is required for ribosomes to attach to the mRNA. The cap structure acts as a binding site for ribosomes, which are the cellular organelles in charge of reading mRNA and translating it into protein.
The ribosome recognises the cap structure and uses it as a marker to indicate where translation should begin. Second, the cap prevents the mRNA from being rapidly degraded. mRNAs are constantly attacked by enzymes known as ribonucleases (RNases), which are enzymes that degrade RNA. The cap structure protects mRNA from RNases by making it less accessible to enzymes.
Third, the cap helps to prevent the formation of complex three-dimensional structures in mRNA. The cap structure acts as a marker to indicate where translation should begin, preventing the mRNA from forming complex structures that would obstruct translation.
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One well-known recessive disorder is __________, which affects the way the body breaks down proteins contained in many foods.
One well-known recessive disorder is Phenylketonuria (PKU), which affects the way the body breaks down proteins contained in many foods.
Phenylketonuria (PKU) is an extraordinary however doubtlessly severe inherited disease. Our our bodies smash down the protein in foods, consisting of meat and fish, into amino acids, that are the "constructing blocks" of protein. Phenylketonuria, additionally referred to as PKU, is an extraordinary inherited disease that reasons an amino acid referred to as phenylalanine to accumulate withinside the body. PKU is due to a alternate withinside the phenylalanine hydroxylase (PAH) gene. This gene allows create the enzyme wanted to interrupt down phenylalanine. Phenylketonuria is a genetic circumstance in which ranges of phenylalanine building up for your body. If left untreated, phenylketonuria can have an effect on a person's cognitive development. Treatment with medicines and/or nutritional modifications assist lessen symptoms.
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Some breeds of dogs, e.g., Labrador Retrievers, function better as guide or helper dogs than do other breeds of dogs. The most likely reason for this is that
Some breeds have a higher social disposition than others. Dog breeds do have unique personalities, which are anchored in DNA.
Disruption of a gene producing a protein known as GTF21, which affects the action of other genes, was linked to the most sociable dogs. VonHoldt believes that a lack of modifications in that gene leads to aloof, wolflike behavior. Changes in particular gene in mice result in hypersocial behavior.
Environmental and genetic factors both impact aggression. Some dog breeds have been developed to have a more aggressive propensity for fighting, guarding, or hunting. Aggression may have been mistakenly selectively bred into the genetics of other breeds.
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Which of the following is the most accurate description of the methodological advantage of twin studies: . Twin studies use both self-report and peer report.
B. Because twins share DNA it is possible to estimate the contribution of genetics to their personality and behavior.
C. Because twins share genetics and live in the same environment they provide information about both nature and nurture.
D. Because there are two participants the findings always replicate.
Twin studies involve identical or fraternal twins. They aim to demonstrate environmental and genetic influences on traits, phenotypes, and disorders therefore, option b is the right choice.
Behavioral genetics, biology, and psychology use twin research. Behavior genetics uses siblings, adoption, pedigree, and twin studies to study genetics. These studies have tracked everything from personality to schizophrenia symptoms.
"Identical" or monozygotic twins share essentially 100% of their genes, so most differences between them (such as height, susceptibility to boredom, intelligence, depression, etc.) are due to experiences one twin has but not the other.
Like siblings, "fraternal" or dizygotic twins share 50% of their genes. Twins share their uterine environment, parenting style, education, wealth, culture, and community because they are born into the same family. Discordance—the presence of a genetic or phenotypic trait in only one twin—provides a powerful window into environmental effects on such traits.
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3. Gwen has blue eyes. She got one allele from her blue-eyed mother and another allele from her brown-eyed father. What is Gwen's phenotype?
brown eyes
blue eyes
green eyes
blue and brown eyes
Answer: Her phenotype is Option 2: Blue Eyes.
Dictionary Definition of Phenotype: The set of observable characteristics or traits of an organism.
Explanation: The genes that make her eyes blue came from dominant alleles.
Answer:
brown eyes
Explanation:
The brown eye form of the eye color gene (or allele) is dominant, whereas the blue eye allele is recessive.
What is the hypothesis of Mendel?
The hypothesis of Mendel define the field of genetics by describing, genes, alleles and their pattern of inheritance.
Mendel's hypothesis states that when two parents with different alleles for a trait produce offspring, each offspring will receive one allele from each parent. This law helps to explain why certain traits are inherited, as well as why the ratio of certain traits can be predicted. Additionally, Mendel's hypothesis states that the alleles for a trait separate during the formation of gametes and randomly unite at fertilization.
Thus, Mendel proposed various law on the basis of hypothesis and proved them, the law include, Law of dominance, Law of segregation, and Law of independent assortment. These Law greatly define the filed of classical genetics.
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2. What alleles code for a female?
What are the 3 light reactions in plants?
fame money and girls
__________ is an important factor in the process of maturation because it provides a biological framework of how much one is capable of accomplishing.
Human development is an important factor in the process of maturation because it provides a biological framework of how much one is capable of accomplishing.
Maturation is an important part of human development, as it is the process by which individuals transition from childhood to adulthood. As such, it is essential for individuals to understand the biological framework of how much one is capable of accomplishing in order for them to reach their full potential.
Biological maturation plays a critical role in the developmental process by providing a biological framework of how much one is capable of accomplishing. This framework is composed of a variety of factors, such as the person’s physical characteristics, hormone levels, and brain development.
These factors determine how much a person is capable of learning, understanding, and doing. For example, a person’s hormone levels can influence how quickly they can learn new skills, while their brain development can influence how well they can recall information. By understanding this biological framework of maturation, individuals can better understand their own capabilities and strive to reach their full potential.
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Research another highly organism (plant or animal) that has been selectively bred for its desirable traits for human consumption. Give the name of the organism (plant or animal), what its origins were, what it was bred for and how it is now used.
Answer: A Clementine is a good hybrid fruit!
Explanation:
A clementine is a citrus fruit hybrid between a willowleaf mandarin orange and a sweet orange. It was first found in Misserghin, French Algeria, in the garden of the orphanage of the French Missionary Brother, Clément Rodier, whom it was named after. They are easier to peel then tangerines and have less acids than oranges. Today, people often just buy, peel, and eat them!
How do scientists plan on using DNA to help with humpback whale preservation?
Which is a major factor affecting population growth rate? (Site 1)
Explanation:
Factors affecting populations. Populations are affected by many factors, the main natural ones being birth rates and death rates which affect the level of natural change (increase or decrease) within the population.
The skin helps regulate body temperature by perspiration, which allows excess heat to leave the body. If you lost the ability to sweat, what could happen to you if you were running a marathon.
If you lost the ability to sweat, Dehydration occurs when the fluid lost through sweating is not sufficiently replaced.
Sweating too little can pose potentially serious health risks. Strenuous exercise, hard physical labor, or hot weather can lead to heat cramps, heat exhaustion, and even heat stroke if decreased sweating affects large parts of the body and prevents adequate cooling.
The number one reason for not sweating is dehydration. If you don't drink enough water before and after exercise, your body is at risk of becoming severely dehydrated. Sweat is mostly water, so not having enough in your body means you can't produce enough sweat. Very healthy people sweat more than unhealthy people.
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Please help with this. It's due today.
Answer: 2, 3, 4, 1
Explanation:
What to do: 1. Find a partner. Bring out the different materials needed for the activity. 2. Using a marker, label the twigs as E. 3. Label the cans as A. Put a small amount of soil in the cans. 4. Label the bottles as T. Put a small amount of water. 5. Put the water lily in A, mongo seeds in T and orchids in E. 6. Make another two sets to grow the same plant using the guides below. • A-mongo . T- orchids ● • E-mongo • E-water lily 7. Place all the set up for 3 days in a place with enough sunlight and air. Observe after three days. Set Up T(bottles) Plants water lily mongo orchids • A- orchids T - water lily Set Up A(cans) Set Up E (twigs)
Measure out and carefully pour a quarter cup of oil into the Oil+Water container. Watch the water and oil in the bottle while letting it rest on a tabletop or other flat surface.
How long do orchids survive?Orchids can survive up to 20 years in the wild, depending on their species and the environment. While potted orchids don't have quite the same longevity, with proper care, they may survive for 10 to 15 years. According to some reports, orchids have far longer life spans.
What does the orchid represent?The orchid represents love, beauty, refinement, having many offspring, thoughtfulness, and mature appeal in floral symbolism. There is now a sizable market for orchids all around the world.
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5. What would happen if SpongeBob and Patrick crossed two "goobers" or green jellyfish? Complete the
Punnett square to help you determine the probability for each color of jellyfish.
(a) Give the possible genotypes and phenotypes for the offspring.
(b) What percentage of the offspring would be yellow? ____%
(c) What percentage would be blue? ___%
(d) What percentage would be "goobers" (green)? _%
(a) The possible genotypes and phenotypes for the offspring 25% Yellow YY , 50% Green Yy , 25% yy .
(b) Percentage of the offspring would be yellow is50%.
(c) Percentage of be blue is 0%.
(d) Percentage of "goobers" (green) is 50%.
The young creation of living organisms, known in biology as progeny, can be created by a single organism or, in the event of sexual reproduction, by two organisms. A group of offspring is sometimes referred to as a brood or progeny in a more generic sense.
Your biological parents are the ones who gave birth to you. Basically, this is another term for kids. Offspring includes young humans, horses, gorillas, lizards, and gorillas. When a mother gives birth to quadruplets, she subsequently has a large family.
The genotypes of a specific cross or breeding experiment are predicted using the Punnett square, a square diagram. It bears Reginald C. Punnett's name, who developed the method in 1905. Biologists use the picture to estimate the likelihood.
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What is the probability (%) of having a child that is affected by an autosomal recessive disorder if both parents are not carriers?
A kid who is affected by an autosomal recessive disorder has a 25% chance of being born to two carriers, or unaffected people who each have one altered copy of the gene underlying the disorder.
One type of inheritance pattern for a trait, sickness, or problem that is passed down through families is autosomal recessive characteristics. There must be two copies of a recessive trait or disease for it to manifest. The gene or characteristic will reside on a non-sex chromosome. As a trait requires two copies to develop, many people may unintentionally carry a disease. A recessive illness or characteristic may go unnoticed for a few of generations before manifesting as the phenotypic, according to evolutionary theory. Diseases that are autosomal recessive include albinism and cystic fibrosis.
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Which of the following conditions can cause evolution to take place?
migration
All of the above
nonrandom mating
genetic drift
Answer:
I'm pretty sure its genetic drift
If the earthquake's focus was 2 kilometers below Earth's surface, the earthquake occurred in the?
A) lithosphere
B) asthenosphere
C)stiffer mantle
D) outer core
Answer:
A
Explanation:
If the earthquake's focus was 2 kilometers below Earth's surface, the quake occurred in the lithosphere.
What is an earthquake?Rapid motion of Earth's solid.Seismographs help in determining earthquakes. What causes an earthquake?Stress builds along zones of weakness.Where it occurs underground is called the focus.At the earth's surface directly above is the epicenter.Thus, we can conclude that earthquakes occurred in the rigid outer part of the earth which is the lithosphere.
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HELP ASAP PLEASE!!!
The Florida Bog Frog (Lithobates okaloosae) inhabits shallow stream overflows in three counties in Florida. With such a small geographic habitat,
any change in the frog's environment could cause drastic changes in the
population. Which would MOST likely affect the frog population if acid
rain changed the pH of the water?
O Tadpoles would be unable to survive.
O Breeding sites would become unavailable.
O Prey Insects would become inedible.
O Predators would choose another food source.
Answer: Prey Insects would become inedible.
Explanation:
no prey no survive
*** HELP!!!!***A male bittern bird was raised in a cage from birth by a zookeeper. At puberty, a female bittern was added to the cage. The male bittern refused the female and instead directed mating behaviors to the zookeeper. This inappropriate behavior is an example of an error in
classical conditioning
imprinting
maturation
operant conditioning
Answer:
its imprinting or maturation
What is the controlled variable of the experiment, “are fingerprints inherited?”
The controlled variable of the experiment, “are fingerprints inherited?” may be the genotype of a given individual who is not a parent of target groups.
What is a controlled variable in an experiment?A controlled variable in an experiment can be defined as any condition during the experimental procedure that stays constant in order to make a plausible comparison with the members of the target groups and collect data.
Therefore, with this data, we can see that a controlled variable in an experiment is any condition that remains constant along with the experiment.
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The controlled variable in the experiment "Are fingerprints inherited?" refers to the factors or conditions that are kept constant throughout the experiment. In this case, the controlled variables could include:
1. Age and gender of the participants: To ensure consistency and eliminate any potential influences, it is important to control for the age and gender of the individuals participating in the experiment. Fingerprint patterns may change with age, so controlling for this factor helps isolate the inheritance aspect.2. Environmental conditions: The experiment should be conducted under controlled environmental conditions to minimize any external factors that could affect fingerprint patterns. This includes temperature, humidity, and any other factors that could potentially alter the fingerprints.3. Method of fingerprint collection: The technique used to collect fingerprints should be consistent for all participants. It should be standardized and applied uniformly to ensure accurate comparison and analysis of the fingerprints.4. Analysis method: The method used to analyze the fingerprints should also be consistent across all participants. This includes the tools or software used, the criteria for categorizing and comparing fingerprints, and the overall approach to data analysis.By controlling these variables, researchers can focus on studying the specific aspect of inheritance in fingerprints, without the interference of other potential factors.
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The correct view of the role of biology in causing people to commit crimes is that
a. males with certain body types commit the most serious crimes.
b. Lombroso proved a century ago that biological factors are the major cause of crime.
c. biological factors may have a real but small effect in causing some people to commit crimes.
d. genetics research has succeeded in explaining most criminality.
The correct view of the role of biology in causing people to commit crimes is c) biological factors may have a real but small effect in causing some people to commit crimes.So,correct option is c.
Biological factors of crime which express that whether individuals perpetrate violations relies upon their organic nature. The natural qualities that natural speculations of wrongdoing guarantee are related with guiltiness could incorporate factors like hereditary qualities, nervous system science, or actual constitution.
Albeit numerous cutting edge organic hypotheses of crime think about the impact of logical and ecological circumstances (what crime analysts call biosocial speculations), natural speculations of wrongdoing separate themselves from humanistic speculations in their emphasis on inner elements. Natural hypotheses of wrong doing created in lined up with their humanistic partners.
Biological factors of crimes expect an individual's natural qualities foreordain criminal ways of behaving. The speculations that examine the beginning of wrong doing and the impacts on an individual's choice to carry out a wrong doing incorporate old style, organic, humanistic, interactionist and psychodynamic approaches.
Hence,correct option is c.
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