Chemical Group Role
- Carbohydrates Energy Storage and supply, structure in some organisma
- Proteins Structure, transport, enzymes, anti bodies and most hormones
- Lipids Membranes, energy supply, thermal insulation, protective layers, electrical insulation in neurones, somre hormones
- Vitimins and Form parts of some larger molecules and take minerals part in some minerals metabolic reactions, some act as coenzymes or enzyme activators
- nucleic acids Information molecules, carry instructions for life
- Water Takes part in many reactions, support in plants, medium for most metabolic reactions, transport
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