Multiple Choice
Darwin observed that tortoises of the nearby islands, although slightly different, belonged to the same species. How might he have known they were the same species?
A) He probably compared DNA sequence data from the different tortoises.
B) He probably compared the metabolism of the different tortoises and observed similar enzymes.
C) He may have heard that tortoises of different islands could mate with each other.
D) He may have moved one group of tortoises to a new island to observe accumulated changes.
Correct Answer:

Verified
Correct Answer:
Verified
Q38: Which description would be considered a scientific
Q39: Of the four hypotheses that explain the
Q40: True or false: Almost as much evidence
Q41: Which event would most likely result in
Q42: Bat wings are homologous to the front
Q44: True or false: The common ancestor of
Q45: How do scientists use the term theory?<br>A)
Q46: Why were Darwin's ideas so widely accepted
Q47: What type of trait includes the tailbone
Q48: Which observation was most influential to Charles