Mapa mental

Evolution

ashleighcattell Biology GCSE Inglés

Contenido del mapa

Evolution

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

Descripción: GCSE (Term 1) Biology Mapa Mental sobre Evolution, creado por ashleighcattell el 26/09/2013.
Creado por: ashleighcattell
Visitas: 51
Etiquetas: biology term 1
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