Biology · Human Reproduction
Choose the incorrect statement from the following:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1In the human female, implantation occurs almost seven days after fertilization
- 2Polyspermy in mammals is prevented by chemical changes in the egg surface✓
- 3Colostrum contains antibodies and nutrients
- 4In birds and mammals, internal fertilization takes place
Correct answer
Polyspermy in mammals is prevented by chemical changes in the egg surface
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