Multiple Choice
One contributing factor of the declines in many frog species is that frog eggs have ____.
A) shells that prevent frog embryos from hatching easily
B) shells that are permeable to water pollutants
C) no shells to protect from embryos from predation
D) no shells to protect frog embryos from dehydration
E) no shells to protect frog embryos from water pollutants
Correct Answer:

Verified
Correct Answer:
Verified
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