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The reflex arc describes a sequence of events leading to an action that takes place rapidly in response to a stimulus without having to think about it i.e. without an impulse travelling to the brain for c...

Test Answer

Mitochondria are advantageous as they allow the cell to respire aerobically, without them they can only respire anaerobically. As a result of this aerobic respiration due to the mitochondria's presence th...

Non competitive inhibitors bind to a site other than the active site, called the allosteric site. As a result of this, the 3D tertiary structure of the enzyme is damaged and the enzyme is no longer capabl...

Diffusion refers to the movement of molecules or atoms from an area of high concentration to an area of low concentration, down a concentration gradient. It first clicked for me when I thought about it in...