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How is information transmitted across a chemical synapse?

By neurotransmitters. At a neuromuscular junction, the neurotransmitter is Acetylcholine released from vesicles in the pre-synaptic neurone. Receptors on the muscle cell surface bind acetylcholine in the ...

UO
Answered by Uchenna O. Biology tutor
2369 Views

A solution of ethanoic acid is made by dissolving 3g of pure liquid propanoic acid in 500cm^3 water. Given the pH of the solution is 2.98, calculate Ka.

Before using numbers from the question: 1)What is pH? pH = -log[H+] Square brackets mean concentration of H+ so we need to convert given pH to [H+] in the weak acid coefficient 2) To...

SH
Answered by Sofia H. Chemistry tutor
3021 Views

To what extent was Lloyd George's fall from power in 1922 the consequence of his own failings?

Outline of argument: In 1918, Lloyd George was acclaimed as the ‘man who won the war’ which led to a level of popularity with the people of Britain that the Conservatives of the coalition took advantage o...

EP
Answered by Elizabeth P. History tutor
4055 Views

How should I structure an A- Level History essay?

All history essays begin with an introduction- this section of your essay should define and explain the criteria to which you are judging the question by (for example from a political or economic perspect...

EB
10293 Views

What do I conjugate regular ER verbs?

To conjugate a regular ER verb such as 'donner' (to give), you must take off the ER ending and you will be left with a stem. Then add the appropraite ending to the stem, depending on who is performing the...

SC
Answered by Sarah C. French tutor
2492 Views

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