MCQ
The cell cycle is divided into two basic phase, that phase one
- ✓Interphase and $M$ phase
- B$G_1$ and $G_2$ phase
- C$G_1$ and $M$ phase
- D$G_1$ and $M_1$ phase
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$(i)$ Bacillus thuringiensis are available in sachets as dried spores which are mixed with kerosine and sprayed on to vulnerable plants
$(ii)$ B. thuringiensis are used to control butterfly caterpillars, but leave other insects unharmed
$(iii) $ The toxin of B. thuringiensis is released in the blood of larvae and the larvae get killed
$(iv)$ By the development of methods of genetic engineering B. thuringiensis toxin genes have been introduced
$I.$ availability of resources
$II.$ population density
$III.$ group interaction of organism
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