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To be able to differentiate this we need to use the product rule as we want to differentiate two functions multiplied together. The product rule states that if y=uv, then : dy/dx= u dv/dx + v du/dx. Let u= x...

There are a couple of important things you need to be demonstrating in psychology essays. The first thing you need to do is to look at what the question is asking you and pick out key words. You need to make...

Hydrothermal vents form where cold seawater percolates down into the Earth's oceanic crust, and is superheated by the geothermal gradient. Under the confining pressure of the surrounding rock and the overlyi...

When the action potential reaches the pre-synaptic knob, voltage gated Ca 2+ channels open which allows Ca 2+ into the pre-synaptic knob - This causes vesicles which contain neurotransmitter such as acetylch...

Since the key word is contrast infomation about both facilitated diffusion and active transport is needed. Facilitated diffusion does not require ATP whereas active transport does require ATP Facilitated dif...