AQA GCSE Biology Revision Cards

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What is a genotype?
A genotype is the genetic make-up of an individual.
1 of 9
What is the difference between aerobic and anaerobic respiration?
Aerobic respiration uses oxygen, anaerobic doesn't.
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Why do we breathe heavily after exercise?
Because oxygen is breaking down lactic acid.
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Give 3 factors which affect rate of diffusion.
-Surface Area -Concentration gradient -Distance that the particles travel.
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Explain why tissues are larger than cells.
Tissues are bigger than cells because they are groups of cells all together.
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What is environmental isolation?
Where the weather/climate changes.
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What is an endemic?
When a species involves in isolation and is found in only one place iin the world.
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What is geographical isolation?
Where the land has changed.
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What does heterozygous mean?
Carrying out different alleles for a characteristic.
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Other cards in this set

Card 2

Front

What is the difference between aerobic and anaerobic respiration?

Back

Aerobic respiration uses oxygen, anaerobic doesn't.

Card 3

Front

Why do we breathe heavily after exercise?

Back

Preview of the front of card 3

Card 4

Front

Give 3 factors which affect rate of diffusion.

Back

Preview of the front of card 4

Card 5

Front

Explain why tissues are larger than cells.

Back

Preview of the front of card 5
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