KCET · BIOLOGY · STD 12 - 5. Molecular Basis of Inheritance
Which of the following nitrogen bases is found only in DNA?
- A Cytosine
- B Adenine
- C Thymine
- D Guanine
Answer & Solution
Correct Answer
(C) Thymine
Step-by-step Solution
Detailed explanation
(C) Thymine,
The nitrogenous bases adenine (A), thymine (T) sytosine (C) and guanine (G) are present in deoxyribonucleic acid (DNA). In ribonucleic acid (RNA), uracil (U) is present instead of thymine.
The nitrogenous bases adenine (A), thymine (T) sytosine (C) and guanine (G) are present in deoxyribonucleic acid (DNA). In ribonucleic acid (RNA), uracil (U) is present instead of thymine.
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