Crystalline protein synthesized by Bacillus thuringiensis is activated by

  • A

    Acidic conditions of bacterial food vacuole

  • B

    Alkaline $pH$ of bacterial food vacuole

  • C

    Acidic $pH$ in insect fore-gut

  • D

    Alkaline $pH$ in insect mid-gut

Similar Questions

Match the following columns and select the correct option.

Column $- I$ Column $- II$
$(a)$ Bt cotton $(i)$ Gene therapy
$(b)$ Adenosine deaminase deficiency $(ii)$ Cellular defence
$(c)$ $RNAi$ $(iii)$ Detection of $HIV$ infection
$(d)$ $PC R$ $(iv)$ Bacillus thuringiensis

$(a)\quad(b)\quad(c)\quad(d)$

  • [NEET 2020]

$cDNA$ probes are copied from the messenger $RNA $ molecules with the help of

Dextran is used in

The micro-organism grown on molasses and sold as a food flavouring substance is

A genetically engineered micro­organism used successfully in bioremediation of oil spills is a species of

  • [AIPMT 2007]