Question

what are genes made of?
denim fabric
deoxyribonucleic acid or dna
ribonucleic acid or rna

Explanation:

Genes are segments of DNA that carry genetic information. DNA (Deoxyribonucleic acid) is a molecule composed of nucleotides. RNA is involved in gene - expression processes but genes themselves are made of DNA. Denim fabric is a material for clothing and has no relation to genes.

Answer:

Deoxyribonucleic acid or DNA