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43 votes
43 votes
Adaptations in a species are caused over time by_

natural selection
genetic modification
variation
pollution

User Faustin
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2 Answers

16 votes
16 votes

Answer:

a; natural selection

hope this helps or something :)

Step-by-step explanation:

User Hamish Moffatt
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2.7k points
11 votes
11 votes

Answer:

natural selection

Step-by-step explanation:

Adaptations in a species are caused over time by natural selection

User BernatC
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3.4k points