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Chapter 17 (Populations\ Genetics (Factors (Mutation (All genomes are…

- - - - All genomes are subject to muatation
      - Mutation is when existing alleles decrease In frequency
    - - Accidents are situations that cause an organism to not be able to adapt
      - Many phenomena can qualify as an accident
      - Accidents can be small or large events
    - - Humans purposefully change alleles
      - Used to produce ornamental plants
    - - Most Significant Factor
      - Survival of the fittiest
- - - - Pollen carries a full haploid genome
    - - If seeds do not fall close to a parent then man species have long distance dispersal mechanisms
- - - - Earth condensed from gases and dust
    - - Early second atmosphere was exposed to powerful sources of energy
      - Heat is an important source of energy
  - - - Allowed aerobic respiration in conditions
      - Allowed world to rust