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At GCSE level, you probably looked at the basic structure of an animal cell comprising the cell membrane, cytoplasm and nucleus. These are all that is normally visible of a cell when you look at it und...

CO₂ from the atmosphere diffuses into the leaf through the stomata and then into the stroma within the chloroplasts of mesophyll cells.  In the stroma the enzyme Ribusco catalyes the combini...

Saturated fatty acids do not have any carbon-carbon double bonds and are therefore linear molecules.

Monosaturated fatty acids have one carbon-carbon double bond, creating one kink in the...

Mitosis is the process of cell division for the purpose of cell regeneration. A parent cell duplicates its DNA and separates into two daughter cells which are identical to the parent and have two sets ...

Autoregulation is the ability of any vascular bed to maintain its capillary blood supply/perfusion pressure fairly constant despite changes in mean (systemic) arterial pressure. Autoregulatory control mus...