| Direction: For question numbers two statements are given-one labeled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes [a], [b], [c] and [d] as given below. |
| Assertion Chromosomes are constituted by DNA and protein. |
| Reason These are thread-like structures present in nucleus. |
A) Both A and R are true and R is correct explanation of the A
B) Both A and R are true, but R is not the correct explanation of the A
C) A is true, but R is false
D) A is false, but R is true
Correct Answer: B
Solution :
| [b] Both A and R are true, but R is not a correct explanation of A. |
| Chromosomes are made up of DNA and proteins (i.e. histones). These are thread- like structures present in nucleus of the cell and contain genetic information that is transferred from parents to next generation. |
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