16
RCMultiple Choice
Evolutionary Relationships — Cumulative exam
Question 16 • 25.26 TCEC BIO 1
Consider the group of giraffes in the image below.Which statement about the giraffes explains their evolution based on Charles Darwin’s main points?
Answer
A
The closest fossil ancestor to these giraffes would have a very short neck.B
All three of the giraffes have an equal chance of reproducing regardless of the environment.C
As a giraffe reached for food, the giraffe could make its neck longer making it better adapted to the environment.D
Long necks were a random genetic change and resulted in the gradual increase of organisms with long necks.