Biology Glossary

term (context) definition
aerobic requiring air (oxygen)
anaerobic doesn't require oxygen or may even die from oxygen
aqueous solution solution where the solvent is water
fission cell division
ion charged molecule or atom
in vitro study of behaviour outside of the cell, e.g. in a test tube.
in vivo This means 'in the living', or within the cell.
lipid group of molecules that include fats.