MCQ
The biggest constraint of plant breeding is:
- ✓Availability of desirable gene in the crop and its wild relatives.
- BInfrastructure.
- CTrained manpower.
- DTransfer of genes from unrelated sources.
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$R$ : Deoxyribonuclease will digest $DNA$ while $RNA$ will be intact.
Reason: A bone marrow transplant given to a patient with genetic immunodeficiency is an example of artificially acquired passive immunity.