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tifoanug tifoanug
wrote...
Posts: 525
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6 years ago
Structures that are no longer needed but remain within the body are called
  a. vestigial structures.
  b. nonuseful structures.
  c. ancient structures.
  d. defunct structures.
  e. retrostructures.

Question 2

Although birds, fish, mammals, reptiles and amphibians are different, evidence of their evolutionary
  links is provided by
  a. chemical analysis.
  b. comparison of adult body forms.
  c. comparison of ways in which their embryos develop.
  d. time of gestation.
  e. comparing life expectancies.
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Replies
wrote...
6 years ago
Answer to q. 1

A

Answer to q. 2

C
tifoanug Author
wrote...
6 years ago
All are correct
wrote...
6 years ago
Happy to help
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