Multiple Choice
How long ago did the common ancestor of living mammals diverge from other synapsids?
A) 320 million years ago
B) 200 million years ago
C) 170 million years ago
D) 65.5 million years ago
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q23: What does Archaeopteryx share with dinosaurs that
Q24: Only a few species of garter snakes
Q25: Explain how the discovery of fossil F
Q26: Which of the following is true of
Q27: Describe the evolution of the mammalian middle
Q29: Given the following tree, which tree below
Q30: Explain the difference between phylogeny and taxonomy.
Q31: In the tree below, assume that the
Q32: Which of the following is a shared
Q33: The phylogeny below shows relationships between birds