Bt toxin protein crystals present in bacterium Bacillus thuringiensis , do not kill the…
Biology · Class 12 · CBSE — Biotechnology and its Applications
Bt toxin protein crystals present in bacterium Bacillus thuringiensis, do not kill the bacteria themselves because
- bacteria are resistant to the toxin
- toxins occur as inactive protoxins in bacteria
- bacteria enclose toxins in a special sac
- none of these.
Answer
(B) toxins occur as inactive protoxins in bacteria
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