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Q: types of placentation
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Asked 11/16/2011 7:54:27 AM
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What is atomic number?
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Updated 5/9/2016 2:08:35 AM
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The atomic number of a chemical element is the number of protons found in the nucleus of an atom of that element, and therefore identical to the charge number of the nucleus.
Added 5/8/2016 3:32:16 PM
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Confirmed by Andrew. [5/9/2016 2:12:06 AM]
Define sublimation
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Sublimation is the transition from the solid phase to the gas phase without passing through an intermediate liquid phase.

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what is osmoregulation
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Updated 9/16/2015 12:12:33 AM
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Osmoregulation is the maintenance of constant osmotic pressure in the fluids of an organism by the control of water and salt concentrations.
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inhalation
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Updated 269 days ago|1/24/2017 4:39:34 AM
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Inhalation (also known as inspiration) happens when oxygen from the air enters the lungs.
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Farm surveying is the process of measuring and mapping out the position, height, size and boundary of an area of farmland.

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