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प्रश्न
Use of certain chemicals and radiation to change the base sequences of genes of crop plants is termed ______.
विकल्प
recombinant DNA technology
transgenic mechanism
mutation breeding
gene therapy
plant introduction
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उत्तर
Use of certain chemicals and radiation to change the base sequences of genes of crop plants is termed mutation breeding.
Explanation:
Mutation breeding is the process of exposing seeds or plant parts to chemicals or radiation (like X-rays or gamma rays) to create changes in the DNA base sequence.
These mutations may produce new traits such as higher yield, disease resistance, or improved quality in crops.
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