NEET Chemistry Nucleic Acids Assertion Reason Question
Assertion (A): DNA is the chemical basis of heredity.
Reason (R): DNA is a single strand molecule that contains uracil.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false but R is true.
Correct Answer
Detailed Explanation
The assertion is true because DNA carries genetic information essential for heredity. The reason is false because DNA is a double-stranded molecule and contains thymine, not uracil.
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...