NEET 2009
- Exam
- NEET
- Year
- 2009
- Subject
- Zoology
- Chapter
- Biotechnology and Its Applications
NEET 2009 · Zoology · Biotechnology and Its Applications
What is true about B t toxin?
What is true about toxin?
Options
- AThe inactive protoxin gets converted into active form in the insect gut
- BBt protein exists as active toxin in the Bacillus
- CThe activated toxin enters the ovaries of the pest to sterilize it and thus prevent its multiplication
- DThe concerned Bacillus has antitoxins
Correct answer
A. The inactive protoxin gets converted into active form in the insect gut
Step-by-step solution
Bacillus thuringiensis toxin is an inactive protoxin, which gets converted into active form in the insect gut. It works as an insecticide.