HORTICULTURE

Detailed explanation-1: -Genetic variation is the raw material of evolution. Without genetic variation, a population cannot evolve in response to changing environmental variables and, as a result, may face an increased risk of extinction.

Detailed explanation-2: -GM crops could be harmful, for example toxins from the crops have been detected in some people’s blood. GM crops could cause allergic reactions in people. Pollen produced by the plants could be toxic and harm insects that transfer it between plants.