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How many chromatids does a chromosome have before dna replication?
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How many chromatids does a chromosome have before dna replication?

User Shankar ARUL
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At first the cells have the same number of chromosomes as mitosis. DNA replication occurs, giving a total of 46 chromosomes (or 23 chromosome pairs) and 92 chromatids (or 46 chromatid pairs).
User Girrafish
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