What is a homologous structure A. a structure that has no use in the organism
B. a structure that only exists in the embryo
C. a structure that is only in index fossils
D. a structure with similar shape but a different use

really dont know just need some points

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

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