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Multiple Choice

Which term is defined as DNA sequence of a gene?

Alleles are the specific DNA sequences of a gene that vary between individuals at a given locus. An allele represents a version of the gene defined by its nucleotide sequence, and these sequence variants are what create genetic differences among people. In contrast, a genome is the entire set of genetic material, a chromosome is a structural carrier of many genes, and a gene is the basic unit of heredity that can encode a product. So the term that fits a DNA sequence variant of a gene is allele, because it captures the exact sequence variation that defines that version of the gene.

Alleles are the specific DNA sequences of a gene that vary between individuals at a given locus. An allele represents a version of the gene defined by its nucleotide sequence, and these sequence variants are what create genetic differences among people. In contrast, a genome is the entire set of genetic material, a chromosome is a structural carrier of many genes, and a gene is the basic unit of heredity that can encode a product. So the term that fits a DNA sequence variant of a gene is allele, because it captures the exact sequence variation that defines that version of the gene.