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What converts the Bt protoxin into its active form?
AAcidic pH
BAqueous pH
CAlkaline pH
DAmbient pH
Answer & Solution
Correct answer: C. Alkaline pH
1. The change happens inside the gut of the insect.
2. The alkaline pH of the gut solubilises the crystals.
3. So the correct answer is alkaline pH.
_Source: NCERT Class 12 Biology, Ch 12 'Biotechnology and its Applications'_
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