Question

which of the following statements is true?
a. chromosomes make up genes.
b. chromosomes make up proteins.
c. genes make up cells
d. genes make up chromosomes.

Explanation:

Chromosomes are made of DNA and proteins. Genes are segments of DNA. So genes are part of chromosomes.

• Option A: Chromosomes contain genes, not the other way around.
• Option B: Chromosomes have proteins (histones) but are not made up of just proteins.
• Option C: Genes are in cells but do not "make up" cells.
• Option D: Genes are segments of DNA that are part of chromosomes.

Answer:

D. Genes make up chromosomes.