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What is a cholinergic synapse?

All synapses are junctions between neurones and cells. Neurotransmitters are released from the presynaptic neurone into the synaptic cleft, and then they bind to the postsynaptic membrane and stimulate actio...
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Answered by Ben R. • Biology tutor
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What's the difference between a Synapse and a Neuromuscular Junction?

The two are very similar! A synapse is a junction between a Neurone and the next cell. A neuromuscular junction is a kind of synapse, one that occurs between Motor Neurones and Muscle cells . Action potentia...
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Answered by Ben R. • Biology tutor
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What is the Hardy-Weinberg equation?

The Hardy-Weinberg equation is: p 2 +2pq+q 2 =1 It is important to remember that p+q also equals 1 . p 2 is the frequency of the homozygous dominant genotype, and q 2 the recessive . 2pq is the frequency of ...
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Answered by Marlie C. • Biology tutor
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What is the difference between Evolution and Natural Selection?

The theory of Evolution by Natural Selection was first proposed by Darwin in 1859. Evolution is the observation that species change over time, for example the beak of birds getting larger or the neck of gira...
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Answered by Anna D. • Biology tutor
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Enzyme inhibitors are often used as antiretroviral drugs in the treatment of HIV. Describe the structure of an enzyme and suggest how antiretroviral drugs would work in the treatment of HIV.

Enzymes are globular (globe-like) proteins, meaning they exist as 3D structures. As a protein, it is composed of a chain of amino acids which is able to fold into secondary structures such as alpha-helices a...
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Answered by Declan C. • Biology tutor
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