DNA revision

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Where are Chromosomes found?
In the Nucleus
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How many chromosomes dow humans have?
46 (23 pairs)
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What is a Gene?
A gene is a section of DNA that codes for a specific protein
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Why can people be identified using DNA fingerprinting?
Because everyone is different except from identical twins
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How is DNA structured
Two strands coiled into a double helix
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What are the complementary pairing bases?
(T-A) (G-C)
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What Are the 4 bases in DNA
thymine, T // adenine, A // guanine, G // cytosine, C
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What are Alleles
pairs of chromosomes in the nucleus of a cell. The chromosomes in a pair carry the same genes
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Card 2

Front

How many chromosomes dow humans have?

Back

46 (23 pairs)

Card 3

Front

What is a Gene?

Back

Preview of the front of card 3

Card 4

Front

Why can people be identified using DNA fingerprinting?

Back

Preview of the front of card 4

Card 5

Front

How is DNA structured

Back

Preview of the front of card 5
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