Water, pH and Macromolecules
Buffer solutions

cause a decrease in pH when acids are added to them.
will always have a pH of 7
are rarely found in living systems
tend to maintain a relatively constant pH.

ANSWER DOWNLOAD EXAMIANS APP

Water, pH and Macromolecules
Which of the following statements about water is correct?

It is critical for many of the chemical processes found in living systems
All of these
Polar substances that can form hydrogen bonds will dissolve in it
Nonpolar substances like oils are not soluble in it

ANSWER DOWNLOAD EXAMIANS APP