(GOOGLE)DNA (deoxyribonucleic acid) is the cell's genetic material, contained in chromosomes within the cell nucleus and mitochondria. ... A chromosome contains many genes. A gene is a segment of DNA that provides the code to construct a protein. The DNA molecule is a long, coiled double helix that resembles a spiral staircase.
Explanation: If you put into simpler terms, DNA is a compound inside of chromosomes, chromosomes have many genes, and a gene is a small part of DNA that makes protein. So all of the compounds are inside or a part of each other to make a cell.
A gene could be a segment of DNA that gives the code to construct a protein. The DNA molecule could be a long, coiled helix that resembles a spiral staircase.
