Artificial selection

HideShow resource information
View mindmap
  • Artificial selection
    • Carried out to produce organisms with the characteristichumans require
    • Inbreeding
      • When gametes of close relatives fuse.
      • Promotes homozygosity
      • Plant species may show a degree loss of vigour, size and fertility
        • This is called inbreeding depression
    • Outbreeding
      • Crossing of unrelated varieties
      • Promotes heterozygosity
      • Introduces vigour where organisms may grow strongly
      • Occurs when new chromosomes are complementary intheir effects

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Practical applications of biology resources »