Variation

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  • Created by: Lois
  • Created on: 26-05-15 12:36
What is variation?
Variation is the differences beteen individuals
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What is intraspecific variation?
This is the variation between the same species for example how many 'eyes' peacock feathers have on them
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Interspecific Variation
This is the variation between different species
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Causes of variation?
Environmental and Genetic
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Genetic causes?
All members of a species have the same genes but they have different versions these are alleles. The alleles an organism has make up its genotype and the way they are expressed the phenotype
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Genetic differences arise from?
Mutations, random fusion of gametes ad meiosis. In assecually reproducing organisms this can only be increased by mutation
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Environment?
The appearance of an individual (phenotype) is affected by the environment e.g. amount of phosphate avaliable in the soil
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Other cards in this set

Card 2

Front

What is intraspecific variation?

Back

This is the variation between the same species for example how many 'eyes' peacock feathers have on them

Card 3

Front

Interspecific Variation

Back

Preview of the front of card 3

Card 4

Front

Causes of variation?

Back

Preview of the front of card 4

Card 5

Front

Genetic causes?

Back

Preview of the front of card 5
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