Download Name: Period: _____ Vocabulary Unit 2 Biomolecule Molecules

Name: _______________________________________________________
Period: _____
Vocabulary Unit 2
Biomolecule
Molecules containing the substances that are necessary for performing life
functions
Carbohydrate
A biomolecule containing hydrogen, carbon, and oxygen in a 1:2:1 ratio and is
used as a primary energy source
Lipid
A biomolecule composed of glycerol and fatty acids that is hydrophobic
Protein
A biomolecule composed of amino acids connected by peptide bonds
Amino Acid
Molecule that contains an amine group, a carboxylic acid group, and a side chain
specific to each amino acid
Polymer
A large Molecule formed by the bonding of smaller molecular units
Organic
A chemical compound containing carbon and relating to living organisms
Glucose
A simple carbohydrate, supplies quick energy
Monosaccharide
Building block (monomer) of a carbohydrate
Fatty Acids
Building block (monomer) of a lipid
Hydrophobic
A substance that does not react with water (water fearing)
Hydrophilic
A substance that reacts with water (water loving)
Monomer
A small molecular unit that can be chemically combined with other small
molecular units to form a larger molecule
Dehydration Synthesis
The chemical process in which water molecules are released to form bonds
between monomers to produce polymers
Hydrolysis
The chemical process in which water molecules are added to break the bonds of
a polymer
Metabolism
All of the physical and chemical processes that occur within an organism
Products
The substances resulting from a chemical reaction
Reactants
Any substance that undergoes chemical change
Atom
Building block of a molecule
Molecule
Two or more atoms bonded together