Search found 3 matches

by physgirl
Sun Sep 02, 2007 3:24 am
Forum: Cell Biology
Topic: Clathrate, Hydration Shell
Replies: 1
Views: 3670

Clathrate, Hydration Shell

What's the difference between a clathrate and a hydration shell? Is it right that in a hydration shell the water molecules are coming in and out, replacing the molecules that were already a part of the shell, "dynamic", but in a clathrate, everything is fixed and ordered (no replacement of...
by physgirl
Sun Jul 15, 2007 5:34 pm
Forum: Microbiology
Topic: bacteria vs. fungi
Replies: 4
Views: 9297

bacteria vs. fungi

How do you know where in the environment a bacteria will be more common and where fungi will be more common? Or if any place is ever free of either one?

I know that fungi prefer damp places where they have organic food they can feed on... and bacteria is... everywhere??
by physgirl
Sun Jul 15, 2007 5:24 pm
Forum: Microbiology
Topic: bacteria in mouth, plaque
Replies: 3
Views: 6793

bacteria in mouth, plaque

So out of cocci, bacilli, and spirilla, which type(s) is/are present in the mouth as part of plaque? Is there a reason for the differences in the amounts present or why some aren't present at all in the mouth?