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zojbhiasbdf zojbhiasbdf
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6 years ago
Why does the shape of a man's sperm affect his fertility?
 
  a. The shape affects the speed of the sperm.
  b. The shape effects the direction that the sperm travel.
  c. The shape affects the sperm's ability to penetrate the egg.
  d. The shape affects how long the sperm can swim for.
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wrote...
6 years ago
ANS: C
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