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Nonamiya [84]
4 years ago
9

What is the structure that forms after a sperm penetrates the egg, to prevent additional sperm from entering?

Biology
1 answer:
7nadin3 [17]4 years ago
6 0

Answer:

3) Fertilization membrane.

Explanation:

When sperm cell fertilizes an egg cell, signal transdution occurs which causes fertilization membrane to be formed. Ovum thickens and hardens the vetelline membrane causing separation and prevents multiple fertilization by the spermatozoon.

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3 years ago
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Gemiola [76]

Answer:

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Complete question

Which of these organisms contains no  specialized cells?

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