Answer:
b, d
Explanation:
a, may be right since mutaion does benefit species in certain ways but since it's specifically saying fatal the a is not right.
b, because even though it doesn't happen often, 2 diverse species might interbreed if a survival or specific situation is given.
d, natural selection kill of those weak and helps the strongest survive by making genetic modifications throughout the generations going from one species to a completely different one in years.
Answer:
option 2
Explanation:
sperm it produced in testicles BUT it's stored in the epididymis
I think the answer is either B. or D.
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