Water, pH and Macromolecules
The elements oxygen, nitrogen, and carbon

All of these
contain protons and neutrons in their atomic nuclei
are common elements in the molecules that make up living organisms
can all form covalent bonds with other elements

ANSWER DOWNLOAD EXAMIANS APP

Water, pH and Macromolecules
Hydrogen bonds and hydrophilic interactions are types of

strong chemical bonds that hold together the atoms within a molecule
weak chemical bonds that link together separate molecules
strong chemical bonds that link together separate molecules
weak chemical bonds that hold together the atoms within a molecule

ANSWER DOWNLOAD EXAMIANS APP

Water, pH and Macromolecules
Buffer solutions

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

ANSWER DOWNLOAD EXAMIANS APP