Female salmon build nests in gravel river bottoms to lay eggs, which are then fertilized by male salmon that approach and deposit their sperm over the eggs. This is an example of
A) spawning.
B) copulation.
C) hermaphrodism.
D) internal fertilization.
E) parthenogenesis.
Correct Answer:
Verified
Q13: All male honeybees develop from unfertilized eggs.
Q14: Mature sperm are stored in the
A) prostate
Q15: Chemical signals released into the environment are
Q16: Spawning depends on
A) internal fertilization.
B) asexual reproduction.
C)
Q17: Gonadotropin- releasing hormone (GnRH)
A) stimulates the release
Q19: In men, as testosterone levels increase, LH
Q20: Brittle stars can regrow a new arm
Q21: A surge in the level of LH
Q22: If the prostate gland failed to add
Q23: When a sperm penetrates an egg cell
A)
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