Some of the characteristics of Bt cotton are
(a) long fibre and resistance to aphids
(b) medium yield, long fibre and resistance to
beetle pests
(c) high yield and production of toxic protein
crystals which kill dipteran pests
(d) high yield and resistance to bollworms
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Answer:
a
Explanation:
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(d) high yield and resistance to bollworms.
Explanation:
Bt cotton is an example of genetically modified organism which is resistant to pest as it produces a pesticide.
A bacteria , bacterium thuringenesis is capable of producing Bt toxin harmful for insects.
The toxin is encoded by a gene named cry gene.
When insect eat Bt cotton the cry protein gets dissolved in the stomach of insect and killing it.
The medium of insect's stomach is highly acidic.
The gene cry A2 B makes cotton plant bollworm resistance.
The cry gene is introduced in to the cotton plant making it bt cotton GMO.
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