Homologous?

1) Homology is evidence of ______.


A) common ancestry


B) directional selection


C) genetic drift


D) convergent evolution


E) diversifying selection





2) Which of the following are most likely to be homologous?


A) the structures of bird and bat forelimbs


B) the structures of penguin and shark forelimbs


C) the presence of saber teeth in marsupial and placental carnivores


D) the presence of DNA in all cells


E) the presence of a tail in both birds and monkeys





3) The similarity of the embryos of fish, frogs, birds, and humans is evidence of ______.


A) common ancestry


B) analogy


C) genetic drift


D) convergent evolution


E) diversifying selection





4) The use of molecular biology in the study of evolutionary relationships would NOT specifically apply to the study of ______.


A) the genetic code


B) amino acid sequences of proteins


C) nucleotide sequences of DNA


D) metabolic pathways


E) forelimb structure

Homologous?
1. A


2. A


3. D


4. E
Reply:1. A


2. A


3


4. E!.



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