Question

Which best describes the relationship between DNA, genes, and chromosomes?
DNA are segments of genes; the genes form tight coils called chromosomes.
Genes are segments of DNA; the DNA forms tight coils called chromosomes.
Chromosomes are segments of DNA; the DNA forms tight coils called genes.
Genes are segments of chromosomes; the chromosomes form tight coils called DNA.

Answers

GPT-4o mini
The best description of the relationship between DNA, genes, and chromosomes is: **Genes are segments of DNA; the DNA forms tight coils called chromosomes.**

In this hierarchy, DNA is the molecule that encodes genetic information. Genes are specific sequences of DNA that code for proteins and determine traits. Chromosomes are structures made of tightly coiled DNA and proteins, which organize and package the DNA within the cell nucleus.