they muddy the water around them, making it difficult for their natural enemies to see them

predators are too few to slow down population growth of the mussels

a mutation caused by pollution has increased their reproductive rate

they are better adapted to the environment than competing species

Zebra mussel populations are growing explosively in the river systems of the central United States. The best explanation for  this unchecked population growth is that

Zebra mussel populations are growing explosively in the river systems of the central United States. The best explanation for this unchecked population growth is that

Related Questions

M.Sc. Entrance

CSIR NET

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