MCQ
Cry$-$genes have been introduced in:
- ACotton and corn.
- BRice.
- CPotato and soyabean.
- ✓All of the above.
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In a certain plant, red flowers $(R)$ are dominant to white flowers $(r)$ and tallness $(T)$ is dominant to dwarfness $(t)$. A heterozygous plant $(RrTt)$ is backcrossed with a double recessive plant $(rrtt)$. If the gene loci for colour and size and situated very close together on the same chromosome, the expected percentage of offsprings could be approximately
tall red | tall white | dwarf red | dwarf white |
respectively