WGU C785 unit 2 Questions and
Answers Rated A
Hydrogen bond ✔✔Weak bond interaction Between two molecules
amino group ✔✔Consists of hydorgen and nitrogen atoms (-NH3+)
macromolecules ✔✔A giant molecule in a living organism formed by the joining of smaller
molecules: a protein, carbohydrate, or nucleic acid.
polymer ✔✔a long molecule consisting of many similar or identical building blocks linked by
covalent bonds
Amino acid ✔✔Amino group + Carboxylic acid + R group = Amino acid
carboxyl group ✔✔A -COOH group, found in organic acids.
Coo-, O=C-O-
Four classes of biological macromolecules ✔✔Proteins, carbohydrates, nucleic acids, lipids
SPONCH ✔✔Sulfur phosphorous oxygen nitrogen carbon hydrogen
, polymer ✔✔a long molecule consisting of many similar or identical monomers linked together by
covalent bonds.
R group ✔✔a functional group that defines a particular amino acid that makes it a specific protein
(20 amino acids) aka side chain
Catalyst ✔✔Speed up chemical reactions but remain unchanged by the reaction.
monomers ✔✔repeating units that serve as the building blocks of a polymer
enzymes ✔✔specialized macromolecules that speed up chemical reactions in cells
alpha carbon ✔✔the central carbon atom of each amino acid
Atomic number ✔✔number of protons
atomic mass ✔✔number of protons plus number of neutrons
dehydration synthesis ✔✔a chemical reaction in which two molecules become covalently bonded
to each other with the removal of a water molecule.
Answers Rated A
Hydrogen bond ✔✔Weak bond interaction Between two molecules
amino group ✔✔Consists of hydorgen and nitrogen atoms (-NH3+)
macromolecules ✔✔A giant molecule in a living organism formed by the joining of smaller
molecules: a protein, carbohydrate, or nucleic acid.
polymer ✔✔a long molecule consisting of many similar or identical building blocks linked by
covalent bonds
Amino acid ✔✔Amino group + Carboxylic acid + R group = Amino acid
carboxyl group ✔✔A -COOH group, found in organic acids.
Coo-, O=C-O-
Four classes of biological macromolecules ✔✔Proteins, carbohydrates, nucleic acids, lipids
SPONCH ✔✔Sulfur phosphorous oxygen nitrogen carbon hydrogen
, polymer ✔✔a long molecule consisting of many similar or identical monomers linked together by
covalent bonds.
R group ✔✔a functional group that defines a particular amino acid that makes it a specific protein
(20 amino acids) aka side chain
Catalyst ✔✔Speed up chemical reactions but remain unchanged by the reaction.
monomers ✔✔repeating units that serve as the building blocks of a polymer
enzymes ✔✔specialized macromolecules that speed up chemical reactions in cells
alpha carbon ✔✔the central carbon atom of each amino acid
Atomic number ✔✔number of protons
atomic mass ✔✔number of protons plus number of neutrons
dehydration synthesis ✔✔a chemical reaction in which two molecules become covalently bonded
to each other with the removal of a water molecule.
