A substance with pH 6 would be an acid, because it's 1pH to the left of a neutral substance
The genus and the Species
A and b are cells so they definitely are not bacterium so c and d are bacterium I think. Your welcom.
Answer:...................................................
Explanation:.......................
One of the main functions lipids do is storing energy. If a person eats excessive amount of food, lipids help store the energy in the form of fat molecules in the body to use later.
Hope this helps!