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Calcium ions, which diffuse in from the sarcoplasmic reticulum, cause tropomyosin to shift which reveals the myosin binding site located on the actin filament allowing the myosin head to bind. A molecule of ...

Subjects Your CV covers your subjects, but your PS allows you the opportunity to show that you undertsand the implications of what you are learning, how they apply to what you want to study at university and...

Insulin is a hormore secreted by the pancreas, and its basic function is to make blood sugar (glucose), be absorbed into the body. Now we can imagine that this happens when the blood sugar is too high, becau...

Frankenstein’s structure is that of a frame narrative, which is used to emphasise the Doppelganger effect and the gothic convention of 'The Other' both familiar and unfamiliar to our human condition. The dua...

Work out what they know how are shells arranged? how do electrons arrange themselves within the shells? how many electrons per shell? types of shells how to write the arrangement long hand and short hand dra...