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For two populations to evolve into two species that look different, what must happen? A. extinction B. competition C. continental drift D. reproductive isolation User: The heritable variation among members of a population comes about because of A. mutation. B. adaptation. C. competition. D. the environment.
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Updated 54 days ago|8/28/2014 4:23:46 PM
4 Answers/Comments
The answer is E.) The Environment in terms of natural variation.
Added 4/17/2012 3:57:27 PM
This answer has been flagged as incorrect.
Flagged by Janet17 [8/28/2014 4:21:58 PM]
[Deleted]
Added 4/17/2012 3:58:02 PM
For two populations to evolve into two species that look different, reproductive isolation must happen.
Added 54 days ago|8/28/2014 4:21:30 PM
This answer has been confirmed as correct, not copied, and helpful.
The heritable variation among members of a population comes about because of: mutation.
Added 54 days ago|8/28/2014 4:23:46 PM
This answer has been confirmed as correct, not copied, and helpful.
Who wrote to FDR in the summer of 1939 alerting him to a “new form of energy”? A. J.D. Rockefeller B. Woodrow Wilson C. Alfred Kinsey D. Albert Einstein
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Not Answered
Updated 54 days ago|8/28/2014 4:06:40 PM
1 Answer/Comment
Albert Einstein wrote to FDR in the summer of 1939 alerting him to a “new form of energy”.
Added 54 days ago|8/28/2014 4:06:40 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Janet17 [8/28/2014 4:18:18 PM]
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