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- Need clarity, kindly explain! The bacterium Bacillus thuringiensis iswidely used in contemporary biology as
The bacterium Bacillus thuringiensis is widely used in contemporary biology as
- Option 1)
Insecticide
- Option 2)
agent for the production of dairy products
- Option 3)
source of industrial pollution
- Option 4)
An indicator of water pollution
Answers (1)
As learnt in
Bacillus Thuringiensis -
Bacillus Thuringiensis is a Gram-positive bacteria; During sporulation this bacteria forms crystals of proteins or (cry protein), which are coded by cry genes (Cry 1 AC) Cry genes are used to make insecticide transgenic plants.
- wherein
When insects ingest crystal proteins , the alkaline pH of gut denature the insoluble protein into soluble. Soluble proteins makes gut porous and cause death of insect (Lepidopteran)
Option 1)
Insecticide
This option is correct
Option 2)
agent for the production of dairy products
This option is incorrect
Option 3)
source of industrial pollution
This option is incorrect
Option 4)
An indicator of water pollution
This option is incorrect
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