B2 5.4: From Mendel to DNA

All information was taken directly from the AQA revision guide with only the key points from B2 5.4.

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Who was Gregor Mendel?
A monk who worked out how characteristic were inherited.
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What was Gregor Mendel the first to suggest?
The idea of seperatly inherited 'factors'.
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Why did it take so long for Mendels ideas to be accepted?
As we didn't find out about chromosomes and genes until after he died.
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What are mendels 'factors now called? Found?
Genes found in chromosomes.
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What are chromosmes made of?
DNA which is a very long molecule with a double helix structure.
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What are genes?
A short section of DNA.
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What is unique to everyone?
Everyone (except identical twins) has a unique DNA fingerprint.
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What is genetic code?
Each genes code for a particular order of amino acids which make a specific protein.
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Card 2

Front

What was Gregor Mendel the first to suggest?

Back

The idea of seperatly inherited 'factors'.

Card 3

Front

Why did it take so long for Mendels ideas to be accepted?

Back

Preview of the front of card 3

Card 4

Front

What are mendels 'factors now called? Found?

Back

Preview of the front of card 4

Card 5

Front

What are chromosmes made of?

Back

Preview of the front of card 5
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