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प्रश्न
Assertion: Colchicine reduces the chromosome number.
Reason: It promotes the movement of sister chromatids to the opposite poles.
पर्याय
Assertion is correct and reason is wrong
Reason is correct and the assertion is wrong
Both assertion and reason is correct
Both assertion and reason is wrong.
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उत्तर
Both assertion and reason is wrong.
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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.
Iron fortified rice variety determines the protein quality of the cultivated plant
Golden rice is a hybrid.
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.
Give the name of wheat variety having higher dietary fibre and protein.
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.
