Question

1. what does the structure of a dna molecule look like?

Explanation:

DNA (deoxyribonucleic acid) is a double - stranded molecule. The two strands are twisted around each other to form a helical structure. This is often referred to as the double - helix structure. The two strands are held together by hydrogen bonds between complementary base pairs (adenine - thymine and cytosine - guanine).

Answer:

The structure of a DNA molecule is a double - helix.