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BurningAshe BurningAshe
wrote...
Posts: 483
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6 years ago
The source of new alleles in a population is
 
  a. natural selection.
  b. mutation.
  c. microevolution.
  d. adaptation.
  e. genetic drift.

Question 2

Responsible ranching is important to the health of riparian zones because ________.
 
  a. cattle movement inadvertently aids plant reproduction in riparian zones
 b. a few head of cattle can destroy a riparian zone if allowed to graze there without control
 c. around 70 of endemic species live in riparian zones
 d. cattle rely on the riparian zones for food and water
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Replies
wrote...
6 years ago
Answer to q. 1

B

Answer to q. 2

b
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