1
Q
What does DNA stand for?
A
Deoxyribonucleic acid
2
Q
What is the structure of DNA molecules?
A
2 polymer chains made from 4 different monomers called nucleotides in the form of a double helix
3
Q
What does DNA do?
A
Encodes genetic instructions for the development and fucntioning of living organisms
4
Q
What are proteins?
A
Naturally occurring polymers made from monomers called amino acids
5
Q
What is starch?
A
Naturally occurring polymers made from monomers called glucose
6
Q
What is cellulose?
A
Naturally occurring polymers made from monomers called glucose
Chemistry Paper 2
flashcards
Decks in class (37)
# Cards
-
Rates of Reaction5
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Collision theory and activation energy4
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Catalysts4
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Reversible reactions3
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Energy changes reversible reactions2
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Equilibrium2
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Effect of changing conditions on equilibrium9
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Crude oil, hydrocarbons and alkanes10
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Fractional Distillation6
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Cracking and the alkenes17
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Alcohols8
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Carboxylic acids5
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Addition polymerisation4
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Condensation polymerisation5
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Amino acids4
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DNA6
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Purity, formulations and chromotography9
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Identifying gases8
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Identification of ions by chemical and spectroscopic means19
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Instrumental methods; flame emission spectroscopy6
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Gases in the atmosphere4
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The early atmosphere of the earth9
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Greenhouse gases8
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Global climate change2
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Carbon footprint6
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Atmospheric pollutants from fuels11
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Earth's resources4
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Potable water9
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Waste water5
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Alternative methods of extracting metals5
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Life cycle assessment6
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Reducing use of resources3
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Corrosion and its prevention8
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Alloys as useful materials9
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Ceramics, polymers and compounds10
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The Haber process9
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Fertilisers8
