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How do DNA, chromosomes, and genes work as the instructions for heredity?

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Answer: Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that functions in one or more types of cells in the body. Chromosomes are structures within cells that contain a person's genes. Genes are contained in chromosomes, which are in the cell nucleus.

Step-by-step explanation:

User Pete Ravenscroft
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