Evolution

Beschreibung

GCSE Biology (Term 1) Mindmap am Evolution, erstellt von ashleighcattell am 26/09/2013.
ashleighcattell
Mindmap von ashleighcattell, aktualisiert more than 1 year ago
ashleighcattell
Erstellt von ashleighcattell vor etwa 12 Jahre
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Zusammenfassung der Ressource

Evolution
  1. Where it all begins
    1. overproduction of young
      1. variation within species
        1. competition between organisms
          1. survival of the fittest
            1. inheritance of beneficial genes
              1. gradual change of species
    2. Speciation = when members of a species evolve differently due to seperation and enter a new species
      1. DNA
        1. nucleus
          1. 46 chromosones (23m+23f)
            1. gene
              1. DNA
                1. genes are protien instructions
                  1. an allele is a variation of gene
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