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Describe the events which normally occur between the arrival of an action potential at the synaptic knob and its transmission across a neuromuscular junction.

Voltage gated calcium channels open in response to the action potential reaching the presynaptic knob. Calcium ions diffuse into the celll down their concentration gradient. This results in synaptic vesicels...
VS
Answered by Victoria S. • Biology tutor
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When do you use the subjunctive voice?

The subjunctive is associated with doubt so whenever an element of doubt is implied by the statement you are trying to compose eg I do not think/no pienso que triggers the subjunctive because you are doubtin...
MP
Answered by Megan P. • Spanish tutor
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Is the current American president imperial?

Conclusion: The current American President shows signs of both being imperial and imperilled. Different elements of his incumbency indicate his weak nature; the constraints from Congress and from the courts ...
TN
Answered by Thomas N. • Politics tutor
6400 Views

What is the difference between direct and indirect democracy?

Firstly, you need to consider what democracy means. The most simplistic way of defining democracy is as a system whereby power is 'for the people and by the people'. This means people are able to participate...
AS
45241 Views

How do you prove two straight lines intersect?

There are two ways to prove they intercept (you can choose whichever one you prefer). Say we have two straight lines, for example: r 1 = 3 i + 4 j - 5 k + t ( i - 2 j + 2 k ) => r 1 = (3 + t) i + (4 – 2t)...
NM
Answered by Nicholas M. • Maths tutor
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