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Alveoli have a large surface area, allowing more oxygen and carbon dioxide molecules to diffuse across at one time.

glucose + oxygen = carbon dioxide + water

Photosynthesis is the process in which energy in the form of sunlight is used to convert water and carbon dioxide into glucose. The factors that limit the rate are carbon dioxide concentration, temperatur...

A neuron, or a nerve cell takes up, processes and transmits information using electrical and chemical signals and is a basic component of the nervous system. Information is gathered through a process kno...

NADH and FADH are oxidised to release electrons. The electrons are passed through a series of specialised proteins complexes embedded into the inner membrane. As the electrons are transferred to the next ...