Question 47
Chromosomes, DNA and Sex LinkageWhich of the following is not a constituent of DNA?
- A.Purine
- B.Phosphate
- C.Cystocine
- D.Deoxyribose
- E.Uracil
Show the answer and explanation
Answer: E (Uracil)
Explanation
Uracil is found in RNA; DNA uses thymine instead.