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Mitochondria have a double membrane structure, with an inner layer with many folds to create a high surface area. This provides more space for more metabolising proteins and therefor they are able to crea...

We need to first work out what 4% of £1200 is. 1% of £1200 = £(1200/100) = £12. 1% is £12, so 4%= 4*£12 = £48. She will receive a £48 increase.Adding that on to her original amount, £1200 + £48 = £1248.Fi...

Inhale. Internal intercostal muscles relax. External intercostal muscles contract. Ribcage moves up and out. Diaphragm contracts and flattens. Volume in lungs increases. Pressure in lungs decreases. Air m...

As, at the point of intersection, the values of x and y are the same in each graph (otherwise it wouldn't be a point of intersection!), we can approach the problem as solving a pair of simultaneous equati...

First of all, a refrain is a repeated line in a poem, usually at the end. To identify the effect of the refrain in this poem, we must identify the refrain: 'the Lady of Shalott'. There are two effects of...