Alarge piece of rock contains a thick-shelled clam fossil. what evidence does this fossil best provide?
question 10 options:

evidence of the mating habits of clams in previous geologic eras.

evidence of the environment of the past in the area where the rock was found.

evidence of the change in diet of the thick-shelled clams over time.

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The diagram shows the results when two parents are crossed. the letters represent alleles for a trait that is controlled by three different genes. which best describes this inheritance pattern? multiple allele because a trait is controlled by three different genes polygenic because the offspring have alleles from both parents multiple allele because the offspring have alleles from both parents polygenic because a trait is controlled by three different genes