Variation

Quick Quiz! Enjoy.

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  • Created by: Chloe
  • Created on: 27-01-15 20:09
What is Intraspecific variation?
Members of the same species also differ from each other
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What are the causes of variation?
Genetic & Environmental
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Genetic variation arises as a result of...
Mutations, meiosis & fusion of gametes
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What is Interspecific variation?
If one species differs from another
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Define species.
A group of similar organisms that can breed together to produce fertile offspring
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What is a mutation?
Sudden changes to the genes (alleles) and chromosomes
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What are the environmental influences?
Climate conditions, soil conditions, pH & food availability
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'An influence on all organisms and the way their genes are expressed' is...
Environmental Factors
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What is meiosis?
Nuclear division which forms gametes
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Define sampling.
Taking measurements of individuals, selected from the population of organisms which is being investigated
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Minimising chance..
Using a large sample size & analysis of the data collected
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Asexual reproduction can be increased by..
Mutation
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What is the method of random sampling?
Divide the study area, take random coordinates and take samples from area
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Other cards in this set

Card 2

Front

What are the causes of variation?

Back

Genetic & Environmental

Card 3

Front

Genetic variation arises as a result of...

Back

Preview of the front of card 3

Card 4

Front

What is Interspecific variation?

Back

Preview of the front of card 4

Card 5

Front

Define species.

Back

Preview of the front of card 5
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