The material of which chromosomes are composed is called ______________?
Correct answer: A. deoxyribonucleic acid
- A. deoxyribonucleic acid
- B. genes
- C. atoms
- D. myelin
Explanation
Chromosomes are made mainly of DNA wound around protein molecules; DNA stores the genetic instructions. Genes are specific sections of DNA, not the material composing the entire chromosome.
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