Snails have a diploid chromosome number of 22. After meiosis, the snail’s sperm or egg would have 11 chromosomes.How many chromosomes would the zygote have after fertilization?

Each sperm or egg has 11 chromosomes. During fertilization, the two sets combine: 11 + 11 = 22 chromosomes in the zygote. Therefore, the zygote has 22 chromosomes, choice B.

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