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Diffusion is the process where water molecules move from a negative water potential to a more negative water potential through a semi permeable membrane.
Since this is a 6 marker, it is important for you to firstly express yourself coherently, and secondly write the 'key words' that examiners look for. The question is referring to the transport pro...
Mitosis allows for growth and development of a living organism. The genetic material inside each cell is doubled as the chromosomes are doubled. The chromosomes line up in the centre of the cell and are p...
Enzymes speed up chemical reactions by lowering the activation energy, which provides an alternative pathway, making it easier to reach the transition state. Enzymes are denatured by changes in temperatur...
Examples of living organisms involved in the cycling of carbon include plants, animals and microorganisms. Plants, for instance, take part in photosynthesis - a process through which carbon dioxide is tak...
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