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Home Q & A Board Biology-Related Homework Help General Biology
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Johnnyvic Johnnyvic
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6 years ago
During sexual intercourse
  a. the female's labia swells with blood.
  b. pelvic thrusting stimulate mechanoreceptors.
  c. inward flow of blood exceeds outward flow in
  the penis and it becomes erect.
  d. heart and breathing increase in both sexes.
  e. all of these occur.

Question 2

When a zygote splits and both pieces embed in the
  uterine wall they produce
  a. identical twins.
  b. fraternal twins.
  c. severe abdominal pain from a strong period.
  d. bladder control problems.
  e. all of these.
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prattasiprattasi
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6 years ago
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Johnnyvic Author
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6 years ago
Just got PERFECT on my quiz
bbbbbbbh
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Yesterday
This site is awesome
lipop
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2 hours ago
Smart ... Thanks!
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