B. In step 3
They incorrectly solved for x. It should have been x=-3 and x=5
The most scientific word I can think of is <em />an <em>organism</em>.
There are a lot of volume units, most specifically in English units, that are greater than one liter. The following are as follows:
gallon, which is equal to 4.54 liters
minim
barrel
cord
peck
bushel and;
hogshead
Also included are metric units which are dekaliter onwards.
The first one It sends signals that control heart rate and respiration. I hope this helps :)