ACTUAL Exam Questions and CORRECT
Answers
Carbohydrate - CORRECT ANSWER - This macromolecule is broken down to release
energy.
Polysacchride - CORRECT ANSWER - The subunit of carbohydrates
Protein - CORRECT ANSWER - This macromulecule makes up the main structures for
muscles, hair, etc.
Amino acid - CORRECT ANSWER - The subunit of proteins
Lipid - CORRECT ANSWER - This macromolecule stores energy and helps form cell
walls.
Fatty acid - CORRECT ANSWER - The subunit of lipids
Nucleic acid - CORRECT ANSWER - This macromolecule carries genetic information
Nucleotides - CORRECT ANSWER - The subunit of nucleic acid.
Starch - CORRECT ANSWER - This molecule is used as an energy store, and its subunits
are glucose and glycosidic bonds.
Cellulose - CORRECT ANSWER - This molecule makes up plants' cell walls, and its
subunits are glucose (monomers).
, Insulin - CORRECT ANSWER - This molecule is a hormone that regulates metabolism,
and its subunits are amino acids.
Glycogen - CORRECT ANSWER - This molecule is used for short term energy storage,
and it is the most common form of energy within organisms. Its subunits are polysacchrides of
glucose.
Glucose - CORRECT ANSWER - This molecule is the source of all energy within
organisms, and it begins respiration. Its subunits are polysacchrides.
Enzymes - CORRECT ANSWER - These molecules are catalysts for the breakdown of
substances. Their subunits are amino acids.
Fats - CORRECT ANSWER - These molecules are used as energy stores, and their
subunits are lipids or triglycerides.
DNA - CORRECT ANSWER - This molecule is used to carry the genetic code within a
cell. Its subunits are nucleotides.
RNA - CORRECT ANSWER - This molecule is used to transport the genetic code within a
cell. Its subunits are ribonucleotides.
Amber, purple - CORRECT ANSWER - The nutrient test for starches is iodine. What
color does the solution turn if negative? Positive? (separate the answers by a comma)
No spot, spot - CORRECT ANSWER - The nutrient test for starches is the paper test.
What reaction does the scientist get if negative? Positive? (separate the answers by a comma)
Blue, orange - CORRECT ANSWER - The nutrient test for monosacchrides is Benedict's
solution. What color does the solution turn if negative? Positive? (separate the answers by a
comma)