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chemicals used as the propellants in aerosol sprays, as coolants in fridges, air conditioners and polystyrene, which damage ozone molecules in the ozone layer.
joints tha tallow limited movement e.g. between vertebrae.
specialised proteins which catalyse chemical reactions and thereby speed up chemical reactions...
the forming new plants asexually (without the production of seeds or spores).
biochemical process that traps radiant or light energy from the Sun and converts it into glucose...