Practice question

MCQ

Question

Which of the following statements regarding Bt toxin is incorrect?

Options

Choose one · Correct answer highlighted

Bt toxin is inactive inside bacterial cells. Bt toxin becomes active in the alkaline gut of insects. Bt toxin affects human intestinal cells. Correct Bt toxin is widely used in genetically modified crops.

Explanation

Bacillus thuringiensis (Bt) toxin is specific to insect larvae and does not affect human intestinal cells.

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