Biological Molecules

Alex Lyes
Mind Map by Alex Lyes, updated more than 1 year ago
Alex Lyes
Created by Alex Lyes about 4 years ago
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A-Level Biology (Biological Molecules) Mind Map on Biological Molecules, created by Alex Lyes on 05/21/2016.

Resource summary

Biological Molecules
1 Carbohydrates
1.1 Polymers
1.2 Glucose
1.2.1 Pentose sugar
1.2.2 Alpha
1.2.3 Beta
1.3 Condensation Reactions
1.3.1 H2O released
1.3.2 Glycosidic Bond
1.4 Hydrolysis Reaction
1.4.1 Polymers broken down by adding H2O
1.5 Benedict's Test
1.5.1 Copper (I) Oxide formed
1.5.2 Blue to red
1.5.3 Reducing sugars only
1.6 Examples
1.6.1 Starch
1.6.1.1 Plants
1.6.1.2 Insoluble in water
1.6.1.2.1 Doesn't affect water potential
1.6.1.2.2 Good for storage
1.6.1.3 Iodide Test
1.6.1.3.1 Potassium Iodide
1.6.1.3.2 Goes blue-black
1.6.2 Glycogen
1.6.2.1 Animals
1.6.2.2 Highly branched
1.6.2.2.1 Energy released quickly
1.6.2.3 Very compact
1.6.2.3.1 Good for storage
1.6.3 Cellulose
1.6.3.1 Beta glucose
1.6.3.2 Straight Chains
1.6.3.2.1 Hydrogen Bonds
1.6.3.2.2 Microfibrils
1.6.3.2.2.1 Structural Support
2 Lipids
2.1 Triglycerides
2.1.1 Glycerol molecule
2.1.2 Fatty acid tail
2.1.2.1 Hydrophobic
2.1.3 Condensation reactions
2.1.3.1 Formed as ester bond formed
2.2 Saturated
2.3 Unsaturated
2.4 Emulsion Test
2.4.1 Ethanol + Water
2.4.2 Shake
2.4.3 Cloudy Emulsion
3 Proteins
3.1 Amino acid chains
3.2 Condensation Reactions
3.3 Structural Levels
3.3.1 Primary
3.3.1.1 Sequence of amino acids
3.3.2 Secondary
3.3.2.1 Chain folded
3.3.3 Tertiary
3.3.3.1 Coilded more
3.3.3.2 Bonds
3.3.3.2.1 Hydrogen
3.3.3.2.2 Disulfide Bridged
3.3.3.2.3 Ionic
3.3.4 Quarternary
3.3.4.1 Different strands coiled together
3.4 Biuret Test
3.4.1 Add NaOH
3.4.2 Copper (II) Sulfate
3.4.3 Purple
4 Enzymes
4.1 Biological Catalyst
4.2 Lower Ea of a reaction
4.3 Induced Fit model
4.3.1 Active site changes shape to fit substrate
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