Monday, February 27, 2012

5.10 Breeding of plants

Selective breeding of plants 


  • E.g Rice 
  • The number of rice grains is based on the number of genes 
  • The farmer wants to increase his yield 
  • Farmers decide to harvest the plants with the least grains, but leaves the plants with the most grans, so that they can breed 
  • Slowly, it will increase, and the farmer will harvest the smallest again and leave the most for breeding 
  • This way, the rice plant produces the most grains possible --> increasing the yield 
  • This is an example of selective breeding 
  • Applied to most characteristics of the plats 

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