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Streptokinase, used as a clot buster after heart attacks, is produced by:

AStreptococcus
BLactobacillus
CAspergillus
DRhizobium
Answer & Solution
Correct answer: A. Streptococcus
1. It is modified by genetic engineering. 2. Streptococcus produces streptokinase. 3. It removes clots after myocardial infarction. _Source: syllabus Biology, Chapter 10, Microbes in Human Welfare._
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