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How many chromosomes do females have in total?!

Which of the following birds remained ancient looking in the miocene epoch? a. crows b. owls c. grouses d. none of the above

In familial hypercholesterolemia individuals homozygous for the allele causing the disorder completely lack receptors on liver cells that take up cholesterol from the blood stream. heterozygous have one-half the number of receptors while individuals homozygous for the normal allele are phenotypically normal. this is an example of a.epistasis b.complete dominance c. incomplete dominance d. codominance

Apart of an ecosystem that can restrict the growth of a population is referred to as