A. Water will go into the cell through the cell membrane by simple diffusion.
b. A protein will go through a channel protein that carries the protein inside the cell.
c. A Magnesium ion will pass through using charged channels.
d. A simple sugar will be carried by transmember proteins or transporters.
e. An invading bacterium will force its way into the cell by passive diffusion.
f. A lipid will be allowed to pass by lipid layers in the cell membrane.
<span>The part of the brain responsible for coordination, balance and smooth motions is called the cerebellum. The cerebellum is at the back of the brain, under the cerebrum, Because of your cerebellum, you can stand upright, keep your balance, and move around.</span>
Symbiosis I believe. Hope I was of help!
<span>Cartoon or ribbon representation
Most popular form of representing proteins. Colo-coding the different secondary structure elements gives it a more refined look. But no side-chains are shown. Best for comparing overall structure of two different proteins.</span>
Ribose
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