2 years, 3 months ago
What percentage of human sperm consist of "kamikaze sperm"?
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20-40%
source(s):
Sperm competition in humans: classic and contemporary readings
By Todd K. Shackelford, Nicholas Pound--http://books.google.com/books?id=3s_s6-G3hVwC&pg=PA127&lpg=PA127&am...
Sperm competition in humans: classic and contemporary readings
By Todd K. Shackelford, Nicholas Pound--http://books.google.com/books?id=3s_s6-G3hVwC&pg=PA127&lpg=PA127&am...
You can leave an optional "tip" with Mahalo's virtual currency, Mahalo Dollars. If you are asking a difficult question that might require some research, or if you'd like a wide variety of feedback, a higher tip often leads to more answers to your question.
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