20 points

cathy read about whales and learned that the average length of a blue whale is 80 feet. she also read that they can grow to be 94 feet long. cathy wondered if the length of the blue whale is genetic.

if two whales of maximum length mated, the selection in this case would be

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this protocol provides a detailed procedure for co-immunoprecipitation (co-ip) to identify protein–protein interactions.

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explanation:

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genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).