RNA is different from DNA because RNA contains
(a) ribose sugar and thymine
(b) ribose sugar and uracil
(c) deoxyribose sugar and thymine
(d) deoxyribose sugar and uracil.

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1 Answers

(b):

 

DNA RNA
(a) Pyrimidine Cytosine Cytosine
derivatives Thymine Uracil
(b) Purine Adenine Adenine
derivatives Guanine Guanine
(c) Sugar Deoxyribose Ribose

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