Biological Molecules

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Covalent Bonding
Atoms sharing a pair of electrons resulting in a stable compound
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Ionic Bonding
Ions with opposite charges attract one another e.g. Na+ and Cl-
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Hydrogen Bonding
An electrostatic attraction between polar groups
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Monomer
A sub-unit that can be linked with other sub-units to form long chains
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Polymer
A chain of monomers
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Polymerisation
The process by which polymers are made
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Condensation Reaction
Each time a new sub-unit is added and molecule of water is produced
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Hydrolysis Reaction
Polymers being broken down through the addition of water breaking the bonds that link the sub-units splitting the molecule into it's constituent parts
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Metabolism
All the chemical processes that take place in a living organism
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Molar Solution
A solution that contains one mole of solute in each litre of solution
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Isotope
Atoms with the same proton and electron number but a different neutron number. They have the same chemical properties but differ in mass.
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Carbohydrate
A carbon molecule (carbo) combined with water (hydrate)
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Other cards in this set

Card 2

Front

Ions with opposite charges attract one another e.g. Na+ and Cl-

Back

Ionic Bonding

Card 3

Front

An electrostatic attraction between polar groups

Back

Preview of the back of card 3

Card 4

Front

A sub-unit that can be linked with other sub-units to form long chains

Back

Preview of the back of card 4

Card 5

Front

A chain of monomers

Back

Preview of the back of card 5
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