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Year 11 Human biology help!!?

Human Anatomy, Physiology, and Medicine. Anything human!

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Year 11 Human biology help!!?

Postby cryocell » Tue May 31, 2011 6:41 am

Hi, i have some human biol homework,
im not asking you to do it for me..
i just need to know,
how to work out..
the SA:VOL ratios...
like surface area to volume ratios

i have the surface area and the volume of each "cube/cell"
but i need to know how to put it together
and then graph it...i dont understand how im supposed to graph, or work it out

any help would be great!!
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Postby mith » Tue May 31, 2011 7:28 pm

SA = 6 face * area of each face = 6* (sidelength^2)
Volume = sidelength^3

SA:Vol ratio is just SA/Vol

So pretend the ratio is y, and sidelengths are x and plot.
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