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Monascus purpureus is a yeast used commercially in the production of:

1. ethanol
2. streptokinase for removing clots from the blood vessels
3. citric acid
4. blood cholesterol lowering statins

Correct answer: blood cholesterol lowering statins

Solution

Monascus purpureus produces monacolins, especially lovastatin-like compounds, which are used as blood cholesterol-lowering statins. It is not mainly used for ethanol, streptokinase, or citric acid production.

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