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What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in a boll worm?

NEET UG 2019 — Zoology Biotechnology and Its Applications

2019mcqeasy

What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in a boll worm?

Official previous-year question

Held on 30 Apr 2019 · Verified 9 Jul 2026.

Options

  1. A

    Body temperature

  2. B

    Moist surface of midgut

  3. C

    Alkaline pH of gut

  4. D

    Acidic pH of of stomach

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