Ricin Is

question 13

Multiple Choice

Ricin is

• A) a substance found in castor bean seeds.
• B) a polysaccharide extracted from rice.
• C) an ingredient in many paints and cosmetics.
• D) a protein that inactivates ribosomes.
• E) a substance found in castor bean seeds and a protein that inactivates ribosomes.

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Definitions:

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