Assertion(A): | Fitness is the end result of ability to adapt and get selected by nature. |
Reason(R): | Some organisms are better adapted to survive in an otherwise hostile environment. |
1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is true but (R) is false. |
4. | Both (A) and (R) are false. |
Assertion(A): | Branching descent and natural selection are the two key concepts of Darwinian theory. |
Reason(R): | Hardy-Weinberg's equilibrium is not affected by Darwinian natural selection. |
1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is true but (R) is false. |
4. | Both (A) and (R) are false. |