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following BIDMAS we start with the second expression by squaring it, i.e. (x-4)(2x + 3y)(2x + 3y). It is important we do it in the right order, otherwise we could get a wrong answer. We use the FOIL (Firs...
The production of ATP occurs through the process of photophosphorylation. When light energy hits the chlorophyll molecule, it is absorbed by photosystem I and pho...
A monopoly is a market structure where there is one single dominant firm (opposite to perfect competition). Since they dominate the market they are able to set the price because there are no close substit...
Transcription is the process where a segment of DNA is copied into a segment of mRNA. This takes place in the nucleus. First the segment of DNA needs to be unzipped, so an enzyme breaks the hydrogen bonds...
As the object leaves the surface of the planet, it loses kinetic energy and gains gravitational potential energy. Through conservation of energy we know the loss of kinetic energy must be equal to the gai...
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