DNA differs from RNA in having
A. Thymine but no uracil
B. Uracil but no thymine
C. Thymine but no cytosine
D. Cytosine but no guanine
Answer:A
DNA differs from RNA in having
A. Thymine but no uracil B. Uracil but no thymine C. Thymine but no cytosine D. Cytosine but no guanine