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Which of the following is the best example of natural selection?

A)A population of a rabbits decreases in number as some move to another area.
B)The shell of a crab becomes harder over time as a result of being hunted by a predator.
C)A person's muscles become firmer from riding a bike for exercise.
D)A cheetah living in a zoo lives 10 years longer than average.

User ShZ
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2 Answers

6 votes

Answer:

D

Step-by-step explanation:

User Fire Emblem
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5 votes

Answer:

B)The shell of a crab becomes harder over time as a result of being hunted by a predator.

Step-by-step explanation:

User Spoonface
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