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Module 3 (Biological Elements (Biological Molecules (Carbohydrates, Lipids…
Module 3
Biological Elements
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Bonding
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- Carbon can form four bonds
- Nitrogen can form three bonds
- Oxygen can form two bonds
- Hydrogen can form one bond.
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Carbohydrates
Glucose
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Two types: Alpha and Beta, in which OH is reversed.
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Condensation reactions
Two alpha glucoses cause two hydroxyl groups to react. Bonds broken and replaced with glycosidic bond.
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- Glucose + Glucose = Maltose
- Glucose + Fructose = Sucrose
- Galactose + Glucose = Lactose
Pentose Monosaccharides have 5 carbon atoms, Hexose Monosaccharides have 6 carbon atoms.
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