44. Animal Reproduction
Animal Reproduction
1:18 minutes
Problem 10
Textbook Question
Textbook QuestionAfter a sperm penetrates an egg, it is important that the vitelline layer separate from the egg so that it can a. secrete important hormones. b. enable the fertilized egg to implant in the uterus. c. prevent more than one sperm from entering the egg. d. attract additional sperm to the egg.
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