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agonzalez920 agonzalez920
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6 years ago
According to an evolutionary scientist, what characteristic of the penis would serve an important function related to sperm competition (when the sperm of two or more men is present in the female reproductive tract)?
 
  a. The force of ejaculation
   b. Sperm count
  c. Coronal ridge
  d. Penis size
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acolegadoacolegado
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6 years ago
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agonzalez920 Author
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6 years ago
Thank you, thank you, thank you!
erimis
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Yesterday
Thanks
cipcal
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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