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Biotechnology and its Applications — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology and its Applications1 Mark
MCQ
Bt toxin kill the larvae of certain insects:
  • ✓
    By binding of activated toxin on mid gut epithelial cells, creating pores, leading to swelling and lysis.
  • B
    By stopping transcription of larval cells.
  • C
    By altering central dogma taking place in the cells of gut of larva.
  • D
    By stopping protein synthesis.
✓

Answer

Correct option: A.
By binding of activated toxin on mid gut epithelial cells, creating pores, leading to swelling and lysis.

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