Advertisements
Advertisements
प्रश्न
______ is the chemical used for doubling the chromosomes.
Advertisements
उत्तर
Colchicine is the chemical used for doubling the chromosomes.
APPEARS IN
संबंधित प्रश्न
In a hexaploid wheat( 2n = 6 x = 42 ) the haploid (n) and the basic(x) number of chromosomes respectively are ______.
Rice normally grows well in alluvial soil, but ______ is a rice variety produced by mutation breeding that grows well in saline soil.
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.
Assertion: Hybrid is superior than either of its parentsReason: Hybrid vigour is lost upon inbreeding.
Assertion: Colchicine reduces the chromosome number.
Reason: It promotes the movement of sister chromatids to the opposite poles.
Name three improved characteristics of wheat that helped India to achieve high productivity
Describe mutation breeding with an example.
Biofortification may help in removing hidden hunger. How?
