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12 years ago
Many amphibian species release their sperm and eggs directly into a watery environment. All of the following mechanisms might ensure species-specific fertilization in these populations except ________.
A) acrosomal complexes in sperm.
B) complex coverings of the egg.
C) specific protein binding between sperm and egg.
D) fertilization envelopes.
E) blocking of non-species-specific mRNA sequences.
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wrote...
12 years ago
E
Biology!
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