Question

The classical method of plant breeding is ______a) Hybridization
b) Mutation breeding
c) Genetic engineering
d) Tissue culture

Answer 1

I THINK IT IS TISSUE CULTURE

Answer 2

The classical method of plant breeding is mutation breeding.

Option (b)

Explanation:

• Mutation is the sudden change in the nucleotide sequence of the genetic material.

• It results from the error in DNA replication, recombination. Mutation arises spontaneously or by chemical mutagens.

• Mutation breeding involves the mutatant production followed by breeding. It was first initiated by L.J. Stadler in 1928.

• In mutation breeding, the desirable mutation is induced by physical or chemical mutagens.

• After that, the mutants are bred with other cultivars to produce new varieties with desirable traits.

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