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27 votes
27 votes
Which best describes the formation of a zygote?

A sperm cell carrying 23 chromosomes fertilizes an egg cell with 46 chromosomes.

A sperm cell carrying 46 chromosomes fertilizes an egg cell with 46 chromosomes.

A sperm cell carrying 23 chromosomes fertilizes an egg cell with 23 chromosomes.

A sperm cell carrying 46 chromosomes fertilizes an egg cell with 23 chromosomes.

User MMalke
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2 Answers

17 votes
17 votes
c. they both have 23 chromosomes
User Edwin Alex
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16 votes
16 votes
C.


Explanation: sperm and egg cells are both gametes, and each gamete has 23 chromosomes. therefore, the answer is the third choice.
User Klooven
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