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प्रश्न
______ is the chemical used for doubling the chromosomes.
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उत्तर
Colchicine is the chemical used for doubling the chromosomes.
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संबंधित प्रश्न
In a hexaploid wheat( 2n = 6 x = 42 ) the haploid (n) and the basic(x) number of chromosomes respectively are ______.
The process of producing an organism with more than two sets of chromosome is called mutation.
A group of plants produced from a single plant through vegetative or asexual reproduction are called a pureline.
Iron fortified rice variety determines the protein quality of the cultivated plant
In vitro fertilisation means the fertilisation done inside the body.
Semi-dwarf varieties were introduced in rice. This was made possible by the presence of dwarfing gene in rice. Name this dwarfing gene.
State the importance of biofertiliser.
Describe mutation breeding with an example.
With a neat labelled diagram explain the techniques involved in gene cloning.
Higher Order Thinking Skill (HOT)
Polyploids are characterised by gigantism. Justify your answer.
