Exam 3: Everyday Chemistry of Life

___________ matters to the human body because it affects the rate of most chemical reactions and the concentration of many chemicals

The atomic number equals:

The energy-laden molecule that is used to power cell functions is called ___________.

Unsaturated fats are liquid at room temperature.

What does the letter A represent in this diagram?

Lye is a basic substance.

Which of the following is considered a base?

The ______________ is the outermost energy level of electrons.

How can one tell how many electrons are in the outer energy level of an element?

Which base and sugar is found in RNA but not DNA?

Sweating is a good example of which of water's properties?

How are starch and cellulose different?

Describe the four levels of organization of proteins.

Storing sugar as long chains for later use is an example of a(n) ____________ reaction.

Using the numbers given in the diagram, how many neutrons does a carbon atom have?

Hydrogen bonds hold the hydrogen and oxygen together in water molecules.

Water is a good example of a _________ molecule since it is like a tiny magnet with positive and negative ends.

Which of the following is an element?

Which of the following would dissolve most easily in water?

List the three kinds of RNA and describe their functions.