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The bacterium Bacillus thuringiensis is widely used in contemporary biology as:

  1. A
    Insecticide
  2. B
    Agent for production of dairy products
  3. C
    Source of industrial enzyme
  4. D
    Indicator of water pollution

Solution & Step-by-step Explanation

Bacillus thuringiensis (Bt) produces crystalline protein toxins (Cry proteins) that are lethal to certain insect larvae, making it a widely used microbial insecticide.

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The bacterium Bacillus thuringiensis is widely used in contemporary biology as:
A
Insecticide
B
Agent for production of dairy products
C
Source of industrial enzyme
D
Indicator of water pollution

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Microbes in Human WelfareBt ToxinInsecticide

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