Biology · MICROBES IN HUMAN WELFARE

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Streptokinase produced by the bacterium Streptococcus is modified by genetic engineering and used as a 'clot buster' for removing clots from blood vessels. Reason (R): Streptokinase dissolves blood clots by accelerating the conversion of fibrinogen directly into red blood cells. In the light of the above statements, choose the correct answer from the options given below:

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. Statement (A) is true but (R) is false.
4. Statement (A) is false but (R) is true.