Which best describes the formation of a zygote? A sperm cell carrying 23 chromosomes fertilizes an egg cell with 23 chromosomes. A sperm cell carrying 46 chromosomes fertilizes an egg cell with 46 chromosomes. A sperm cell carrying 46 chromosomes fertilizes an egg cell with 23 chromosomes. A sperm cell carrying 23 chromosomes fertilizes an egg cell with 46 chromosomes.
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