Multiple Choice
Why does the zebra mussel cause more trouble in North America than in its original home?
A) In North America, the zebra mussel has a more suitable climate.
B) In North America, the zebra mussel has a better food supply.
C) In its native Eurasia, the zebra mussel has many predators that keep its population in check.
D) In North America, people cultivate zebra mussels and protect them from predators.
Correct Answer:
Verified
Correct Answer:
Verified
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