Question

which molecule contains genes and makes up our chromosomes? a rna b dna c atp d protein

Explanation:

• RNA: It is involved in protein synthesis and gene expression but is not the main component of chromosomes.
• DNA: Deoxyribonucleic acid (DNA) contains genes. Chromosomes are made up of DNA and proteins (histones).
• ATP: Adenosine tri - phosphate is the energy currency of the cell and has no relation to containing genes or making up chromosomes.
• Protein: While proteins (histones) are associated with chromosomes, they do not contain genes.

Answer:

B. DNA