Unit 4 Test Relearning Opportunity: Genetics

What is the relationship among DNA, a gene, and a chromosome?
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A chromosome contains hundreds of genes, which are segments of DNA.
A gene contains hundreds of chromosomes, which are composed of proteins.
A gene is composed of DNA, but there is no relationship to a chromosome.
A gene contains hundreds of chromosomes, which are composed of DNA.

A chromosome contains hundreds of genes, which are segments of DNA.