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Explain what a synapse is and explain how information passes across a synapse

A synapse is a junciton between neurones. Information is passed across a synapse when a chemical neurotransmitter is released from one neurone across the synpase to the next neurone causing an electrical imp...
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Answered by Autumn L. • Biology tutor
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Expand and simplify the following (x+4)(2x-3)=0

First of all you need to multiply the first value of each bracket, for example; x X 2x= 2x 2 write this answer at the start of a new line Then multiply the first value of the first bracket by the second valu...
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Answered by Autumn L. • Maths tutor
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In what context would you use the present tense in French?

Present tense in French is used in different situations: 1) immediate action: the action is taking place while you are speaking ex: Je n'entends pas ce que vous dites. 2) habits and facts: for facts that are...
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Answered by Marie B. • French tutor
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Factorize x^2 + 4x -5 and hence find the roots of the quadratic equation y = x^2 + 4x - 5.

First, identify the integer factors of the constant. In this case -5, has factors -1,5 and 1,-5. Now check to see if the sum of either pair is equal to the value of the coefficient of x. In this case, the va...
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Answered by Alexander W. • Maths tutor
8274 Views

How does the blood move through the heart?

The heart is a pump, which moves blood around your body. It has 4 areas filled with blood, called chambers and a right and left side. There are two atria and two ventricles, one of each on each side. The blo...
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Answered by Grace M. • Biology tutor
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