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Biology
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What is the function of the myelin sheath?

Neurones can either be myelinated - they are sorrounded by a myelin sheath, or unmyelinated - they are not surrounded by a myelin sheath.
The myelin sheath is made up of Schwann cells and there are g...

CR
Answered by Chloe R. • Biology tutor
82769 Views

What is the role of ATP in a cell?

Adenosine triphosphate (ATP) is a small molecule that acts as a coenzyme within a cell.
The main role of ATP is to provide energy. Below are the ways it provides energy which can described in an exam...

CR
Answered by Chloe R. • Biology tutor
59301 Views

How is blood glucose maintained in the body?

The control of blood glucose levels is an example of homeostasis. The human body requires glucose for normal respiration of cells, but the blood levels is in a 

MD
Answered by Mirac D. • Biology tutor
16953 Views

What is the role of mitochondria in animal cells?

Mitochondria are organelles which provide the energy used up by the cell in respiration, through producing molecules called A...

MD
Answered by Mirac D. • Biology tutor
18749 Views

What factors contribute to phenotypic variation between organisms?

Let us first understand what is meant by the term "phenotypic variation". Simply, the phenotype of an organism is its observable characteristics - like how it looks, how it behaves, and so on. D...

FM
Answered by Faheem M. • Biology tutor
16650 Views

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