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An action potential is an all or none response which has a threshold voltage which needs to be reached by the stimulus. A stimulus will call depolarisation of a nerve axon. This is caused on the entry of ...

In order for two lines to be parallel, they need to have the same gradient (m). The gradient (m) is the coefficient of x in the line equation y=mx+c. Therefore, the gradient of L1 is 3 since 3 is the coef...

The chances of a human male having a longer lifespan could be increased via a variety of factors and ways. Three examples of such ways are listed below.
The availability of clean, drinkable water for...

Factorisation question: Simplify equation as each function is divisible by 2 then factorise to find roots, roots must = x value when added roots must = constant when multiplied

The imperfect tense is used when there is no definite conclusion to an action or event- the event/action took place over an undefined period of time, without a distinct knowledge of it ending:e.g/ 'I used...