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Which of the following was the LEAST likely factor in the Cambrian explosion? A. The emergence of predator-prey relationships between animals B. The accumulation of diverse adaptations such as shells and different modes of locomotion C. The movement of animals into land D. The accumulation of sufficient atmospheric oxygen to support the more active metabolism of mobile animals
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Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.
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Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers
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Which of the following was the LEAST likely factor in the Cambrian explosion? A. The emergence of pr...
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