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Overview the cell structure.

Cells are the smallest structural and functional units of an organism. Which means an organism can consist of a single cell or multiple cells. Usually cells are microscopic which means they can not be seen w...
MS
Answered by Msuur S. • Biology tutor
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When stimulated, how does the Pacinian corpuscle produce a generator potential?

The Pacinican corpuscle is a mechanical pressure receptor around the end of a sensory neurone. When pressure is detected, the receptor is compressed, opening ligand-gated sodium ion channels. This allows sod...
EJ
Answered by Elinor J. • Biology tutor
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Describe and explain how the typical mammalian eye provides a detailed colour image of close-up objects in high light intensities.

I would firstly begin with looking at the key words in the question such as "describe" and "explain": whilst trying to focus on those words during the entirety of the answer. This questio...
LG
Answered by Lucy G. • Biology tutor
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Explain the differences between neuronal and hormonal communication and give an example of each.

Neuronal signals are often transmitted over a relatively short distance and over a short period of time. Due to pathways of neurons these signals can be incredibly specific, coming from one stimulus and bein...
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Answered by Peter D. • Biology tutor
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Describe the Cardiac Cycle

The Cardiac Cycle can be split into three stages: Diastole, Atrial Systole, and Ventricular Systole. (Left side of heart used for example purposes). Atrial Systole: Blood enters the atrium via the pulmonary ...
AM
Answered by Angus M. • Biology tutor
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