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Triacylglycerides are a type of lipid composed of a glycerol head and three fatty acid tails. The fatty acid tails are long hydrocarbon chains which are non polar and so hydrophobic, and this is what caus...
Aerobic respiration requires oxygen from the air, whereas anaerobic respiration does not. Aerobic produces Carbon dioxide and water, and the carbon dioxide exits through a gas exchange system in humans. A...
Myelination is the production of a myelin sheath - a fatty, electrically insulating layer formed by Schwann cells wrapping around the axons of neurons. This sheath is not continuous, there are gaps betwee...
Process- key words from mark schemes are highlighted in bold 1. The enzyme DNA helicase breaks the hydrogen bonds linking base pairs of DNA. As a result, ...
Areas of trees linking the remaining patches of forest will mean that the populations of tigers are no longer geogrpahically isolated. therefore they will be able to breed with a larger gene pool and the ...
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