Variation

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What are the two causes of variation?
Genetic Differences and Environmental Influences.
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What is sampling bias?
When a sample is collected in such a way that some members of the intended population are less likely to be included than others.
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What is chance?
The individuals may, by chance, not be representative.
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How can you minimize chance and sampling bias?
Using a large sample size.
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What is interspecific variation?
Difference between organisms of different species.
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What is intraspecific variation?
Difference between organisms of the same species.
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Name three things that can cause genetic differences.
Mutations, Meiosis and Fusion of Gametes.
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Name three things that can cause environmental influences.
Climatic Conditions, Soil Conditions and Food Ability.
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Other cards in this set

Card 2

Front

What is sampling bias?

Back

When a sample is collected in such a way that some members of the intended population are less likely to be included than others.

Card 3

Front

What is chance?

Back

Preview of the front of card 3

Card 4

Front

How can you minimize chance and sampling bias?

Back

Preview of the front of card 4

Card 5

Front

What is interspecific variation?

Back

Preview of the front of card 5
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