Which scientific term best matches this description: One of the two identical halves of a chromosome that has been replicated in preparation for cell division?

A) Polygenic Trait

B) Recessive Traits and Alleles

C) Sex Chromosome

D) Chromatid

Answer: D

Explanation: A chromatid is one of the two identical halves of a chromosome that has been replicated in preparation for cell division. The two “sister” chromatids are joined at a constricted region of the chromosome called the centromere.

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