NEET Solved Paper 2019 Question 59
Question: What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm? [NEET 5-5-2019]
Options:
A) Alkaline pH of gut
B) Acidic pH of stomach
C) Body temperature
D) Moist surface of midgut
Show Answer
Answer:
Correct Answer: A
Solution:
- Protoxin are converted into active toxins in the alkaline pH of gut