<span>Archaea are thought to have diverged from some ancient group of _______ bacteria<span><span><span> </span> gram-positive</span></span></span>
D. POPS.
Your answer is D because pesticides have aldrin, chlordane, .... which are all POPS.
Hypotonic solutions are lowly concentrated solutions
Hypertonic are highly concentrated solutions
While isotonic have equally concentrated
When a cell is placed in a hypotonic sol water moves out of the cell by osmosis making the cell flaccid
Archaea bacteria live and thrive in extreme environments (extreme salt, extreme temperature), whereas eubacteria live best in more 'normal' environments that are closer to what we (humans) are used to.