Biology Biotechnology and Its Application Biotechnology Application in Agriculture Single Correct MCQ
Published on: August 12, 2026

B. thuringiensis form protein crystals at which phase of their life?

A
Reproductive phase
B
Growth phase
C
Senescent phase
D
During embryonic phase

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Text Solution

Verified by Experts
The correct answer is:
C

Bacillus thuringiensis produces protein crystals (Cry toxins) during the sporulation/senescent phase of its life cycle, not during active growth.

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