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There are many ways, but what examiners are looking for is factual knowledge. Have at least 2 case studies within the essay question; one to support your point and the other to show that there is another ...

Firstly we need to find the stationary point on the curve. We know what at a stationary point the gradient is zero so we will find the gradient of the curve. We do this by differentiation, when we have di...

Mitosis occurs when a eukaryotic cell has exited interphaseIt occurs in 4 stages:
Prophase: The spindle fibres appear in the cell, the chromosomes condense and the nuclear membrane of the nucleus dis...

High energy electrons are fired at a target. When the electrons interact with the atoms in the target two things can happen. The first process is called breaking radiation and occurs when the electron is ...

Evaporation occurs when the most energetic particles in a liquid have enough energy to overcome the attractive intermolecular bonds and leave the liquid. Because only the hughest energy particles evaporat...