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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 ...

To integrate (32/ x³ + bx) over x we can integrate each part separately. This is because addition of two integrals is the same as integrating the total of the elements. 

So we integrate ...

A doctrine or policy by which the lower courts in hierarchy are required to follow rules or principles laid down in previous judicial decisions by higher Courts. (Latin: 'stare decisis' - to stand by deci...