Chemistry Of Life Question Preview (ID: 2448)


Students Will Review Key Concepts In The Chemistry Of Biology. TEACHERS: click here for quick copy question ID numbers.

Acid solutions are produced by the release of ________ ions.
a) Potassium
b) Sodium
c) Oxygen
d) Hydrogen

Atoms of the same element that have different numbers of neutrons are called ____.
a) isotopes
b) polymers
c) molecules
d) compounds

Which of the following carbohydrates is a polysaccharide?
a) glucose
b) fructose
c) sucrose
d) starch

What are saturated fats?
a) lipids with double bonds between carbon atoms
b) proteins with double bonds between carbon atoms
c) proteins with single bonds between carbon atoms
d) lipids with single bonds between carbon atoms

Negatively charged particles that move around the nucleus of an atom are called ____.
a) isotopes
b) neutrons
c) electrons
d) protrons

A(n) ____________ bond involves the sharing of electrons.
a) ionic
b) covalent
c) hydrogen
d) molecular

Small compounds that form proteins are called ____.
a) amino acids
b) phospholipids
c) carbohydrates
d) lipids

Which of these elements is NOT part of a carbohydrate molecule?
a) oxygen
b) nitrogen
c) hydrogen
d) carbon

A base _________.
a) measures below pH 7
b) forms hydroxide ions (OH-) in water
c) combines with water to form an acid
d) forms hydrogen ions (H-) in water

The total number of atoms in the molecule glucose, C6H12O6
a) 48
b) 24
c) 6
d) 12

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