NEET Chemistry Nucleic Acids MCQ Question
Which of the following statements about nucleic acids is correct?
DNA contains thymine, while RNA contains uracil.
Nucleotides are formed by linking nucleosides to proteins.
Both DNA and RNA contain the same four bases.
Nucleosides are formed by the attachment of a base to the 5' position of sugar.
Correct Answer
Detailed Explanation
DNA contains four bases: adenine, guanine, cytosine, and thymine, while RNA has uracil instead of thymine. This distinction is essential in the structure of nucleic acids.
Found an issue with this question?
Related Questions
More from Nucleic Acids
Assertion (A): DNA contains the base thymine, while RNA contains the base uracil. | Reason (R): Thymine and uracil are structurally identical, allowin...
Which of the following bases is found in RNA but not in DNA?
Match Column-I with Column-II. Column-I Column-II (a) DNA (i) Involved in protein synthesis (b) RNA (ii) Carries genetic inform...
More from
What type of carbohydrate is cellulose?
Match Column-I with Column-II. Column-I Column-II (a) Lactose (i) Non-reducing sugar (b) Starch (ii) Reducing sugar (c) Sucrose (...
If a student takes vitamin supplements without a doctor's advice and ends up with an excess of fat-soluble vitamins, which of the following vitamins i...