Graphically,the graduated model of speciation can be described as appearing as a ______.
A) Y
B) W
C) horizontal line with vertical branches
D) vertical line with horizontal branches
Correct Answer:
Verified
Q10: Speciation requires _.
A)periods of rapid evolutionary change
B)geographic
Q16: You are examining the fossil record and
Q16: The current geological era is the _.
A)Paleozoic
B)Cenozoic
C)Mesozoic
D)Cambrian
Q17: Under the biological species concept,what criterion is
Q18: A reproductive barrier that prevents species from
Q21: Examine the evolutionary relationships represented in the
Q22: The wing of a bald eagle is
Q24: The wing of a penguin is _
Q24: The science of naming,identifying,and classifying organisms is
Q36: Analogous structures are evidence of _.
A)common ancestry
B)divergent
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