Why is B t toxin not toxic to human beings? - Vidyadip

MCQ

Why is $B t$ toxin not toxic to human beings?

A
The toxin recognises only insect specific targets
B
Bttoxin activation requires temperature above the human body temperature
C
Bttoxin formation froms pro Btstate which requires $pH$ lower than one present in human stomach
✓
Conversion of pro Bt to Btstate takes place only in highly alkaline condition

✓

Answer

Correct option: D.

Conversion of pro Bt to Btstate takes place only in highly alkaline condition

d
Bttoxin is not toxin to human being because conversion of pro Bt to Btstate takes place only in highly alkaline conditions

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