Q: Mutation creates new genetic variation in what? Read this paragraph and choose the correct option from the provided answers: Mutation creates new genetic variation in a gene pool. Choices: - mutation pool - disease pool - form pool - gene pool A:
gene pool
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Q: Skin color is controlled by genes but also influenced by exposure to what? Read this paragraph and choose the correct option from the provided answers: Genes play an important role in determining an organism's traits. However, for many traits, phenotype is influenced by the environment as well. For example, skin color is controlled by genes but also influenced by exposure to sunlight. You can see the effect of sunlight on skin in Figure below . Choices: - food - precipitation - makeup - sunlight A:
sunlight
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Q: Which branch of biology studies animal behavior? Read this paragraph and choose the correct option from the provided answers: The branch of biology that studies animal behavior is called ethology. Ethologists usually study how animals behave in their natural environment. They try to determine the cause of behaviors, how behaviors develop, and how and why behaviors evolve. Choices: - microbiology - anthropology - embryology - ethology A:
ethology
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Q: What distinguishing characteristic of annelid anatomy shows specialization and adaptation? Read this paragraph and choose the correct option from the provided answers: Annelids are divided into many repeating segments. The earthworm in Figure below is an annelid. You can clearly see its many segments. Segmentation of annelids is highly adaptive. Each segment has its own nerve and muscle tissues. This allows the animal to move very efficiently. Some segments can also be specialized to carry out particular functions. They may have special structures on them. For example, they might have tentacles for sensing or feeding, "paddles" for swimming, or suckers for clinging to surfaces. Choices: - asymmetry - beautiful - compression - segmentation A:
segmentation
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