5 Written Questions

1. Half-life
2. Nonpolar
3. enzymes membrane channels hormones
4. anion or negative ion
5. don't dissolve in water

5 Matching Questions

1. Compounds with the same molecular formula with different structures, and physical and chemical properties
2. proteins consist of the elements
3. A solution of a pH 1 is ___ times more acidic than a solution of a pH 2
4. Energy is released when...
5. Balanced molecules are...

1. a nonpolar
2. b bonds are formed
3. c S P C O H N
4. d 10
5. e Isomers

5 Multiple Choice Questions

1. fewer
   1. Water has ____ adhesion properties
   2. Water dissolves all _____ and ____ substances
   3. Unsaturated fatty acids have ___ hydrogen atoms than saturated fats
   4. Anything with a pH value greater than 7 is
2. carbohydrates, lipids, proteins, and nucleic acids
   1. The breakdown of a compound
   2. The four classes of organic compounds are...
   3. The 3 classes of carbohydrates are:
   4. Unbalanced molecules are...
3. Electrons move to higher energy levels when atoms absorb energy
   1. Energy is released when...
   2. electrons are in the excited state when...
   3. Ions are necessary for...
   4. electrons are in the ground state when...
4. dissolve in water
   1. Hydrophobic
   2. Hydrophilic substances...
   3. Hydrophobic substances...
   4. Hydrophilic
5. growth and repair
   1. An atom that loses an electron is a...
   2. Proteins are complex macromolecules responsible for...
   3. Balanced molecules are...
   4. proteins consist of the elements

5 True/False Questions

1. Polar substances ______ in water → polar or unbalanced

   True        False

2. Atoms bond to achieve... → atoms share electrons

   True        False

3. Water has ____ adhesion properties → saturated and unsaturated

   True        False

4. Primary structure → Nonpolar

   True        False

5. Carbohydrates consist of 3 elements: → S P C O H N

   True        False