Chapter 2: Chemistry Comes Alive
The building blocks of RNA and DNA are ____________________.
The major function of carbohydrates is to supply the body with ____________________.
a readily and easily used source of energy
The mass number of an atom is
the sum of the masses of its protons and neutrons
Catabolic reactions involve ____________________.
release of energy.
All the following are non-polar molecules except ____________________.
Long, chain-like molecules made of many similar units are known as ____________________.
Ionic bonds form between two atoms when ____________________.
one atom donates an electron to the other atom.
Which molecule is the least polar?
Table salt (NaCl) is an example of a(n)
Starch is an example of a