IB Biology Sub-topic C1.1 Definitions
This page contains our IB Biology definitions for sub-topic C1.1. By learning each one of these definitions, you will fully cover the content for IB Biology 'Enzymes & metabolism'.
anabolic reaction
A reaction that bonds monomers together to form a macromolecule
catabolic reaction
A reaction that breaks a macromolecule down into monomers
enzyme
A protein that speeds up and controls the rate of reactions of metabolism by lowering the activation energy required for a reaction to happen
enzyme catalysis
Breaking down of molecules by enzymes
immobilized enzyme
Enzymes attached to another material, such as beads, so they can be industrially recycled
intermolecular forces
The forces between molecules
macromolecule
A big molecule composed of two or more monomers
metabolism
The sum of all chemical reactions taking place within an organism
molecular biology
A study that explains the living processes in terms of the chemical processes involved
molecule
A group of two or more atoms held together by single, double, or triple covalent bonds
monomer
A small molecule
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