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Cells And Cell Theory
Essay specific features
Written by:
Donald F
Date added:
March 13, 2016
Level:
University
Grade:
A
No of pages / words:
4 / 1050
Was viewed:
9053 times
Rating of current essay:
Essay content:
Smaller cells have a much greater surface-to-volume ratio than larger cells and therefore can "feed" all areas of the cell in less time.
What is "surface-to-volume ratio," and how does it affect cell size?
The surface-to-volume ratio is a mathematical relationship between the volume of an object and the amount of surface area it has...
displayed 300 characters
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This ratio often plays an important role in biological structures. Think of a cell as a sphere:
The surface area of a sphere can be calculated by
4? r2
where r is the radius of the sphere.
Volume of a sphere can be calculated by
4/3 ? r3.
An increase in r will increase the surface area by a power of two, but increase the volume by a power of three...
displayed 300 characters
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