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Describe the events of the cholinergic synapse

Action potential reaches neurone.Voltage gated Ca²+ channels in the presynaptic membrane open.Calcium ions flow in, pushing acetylcholine filled vesicles to the presynaptic membrane.Vesicles fuse with the me...
IB
Answered by Ioana B. • Biology tutor
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Bluebells can reproduce sexually by producing seeds or asexually by producing bulbs. Name two advantages of sexual reproduction and two advantages of asexual reproduction.

We must start off by highlighting important parts of the question, ensuring that we understand the terms and what the question is asking from you. The key words in this question are reproduce sexually and as...
EA
Answered by Emily A. • Chemistry tutor
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find the integral of y=x^2 +sin^2(x) with respect to x between the limits 0 and pi

intergal 0 pi (x^2 + sin^2(x))dx = integral 0 pi (x^2 + 1/2 - cos(2x)/2)dx since sin^2(x) + cos^2(x) = 1cos^2(x) - sin^2(x) = cos(2x)2sin^2(x) = 1 - cos(2x)thereforeintegral 0 pi (x^2 +sin^2(x))dx = [(x^3)/3...
Answered by • Maths tutor
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What does a stress-strain curve for a metal look like and what does each part mean?

Stress is force divided by area, this is plotted on the y axis. Strain is extension divided by original length, this is plotted on the x axis. In the process of recording data to plot a stress-strain curve, ...
IH
Answered by Isobel H. • Physics tutor
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What is GDP per capita, what are two advantages and disadvantages of using it to measure and compare development?

GDP per capita is the gross domestic product of a country, as divided equally between each citizen (capita)Advantage - represents a country's economic productivity and the advancement of its industryAdvantag...
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Answered by Andrew F. • Geography tutor
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