Download Unit One Vocabulary

Mr. Hall’s Biology
Unit One Vocabulary
On a separate sheet of paper to turn in, define the following vocabulary words. On the due date
there will be a quiz where you will be allowed to use your definitions. About midway through the
unit you will be tested on your knowledge of this vocabulary.
1.
2.
3.
4.
5.
6.
7.
8.
amino acid
carbohydrate
macromolecule
polymer
monomer
reactant
product
hypothesis
9.
10.
11.
12.
13.
metabolism
chitin
control group
dependent variable
DNA (deoxyribonucleic acid)
14. enzyme
15. independent variable
16.
17.
18.
19.
20.
21.
22.
23.
lipid
nucleic acids
nucleotide
phospholipid bilayer
proteins
ribosome
RNA (ribonucleic acid)
scientific method
To help you define the words and prepare for the Prefix, Suffix and Root Word Test, here are
some root words, prefixes and suffixes used in Unit One.
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de- = without or remove (dehydration is the removal of water)
di- = two (disaccharide: a sugar molecule consisting of two monosaccharides)
hydr- = water (dehydrate: to remove water from)
macro- = large (macromolecule: a giant molecule in a living organism formed by the joining of smaller molecules)
-mer = part (monomer: a chemical subunit that serves as a building block of a polymer)
mono- = single (monomer: a chemical subunit that serves as a building block of a polymer)
poly- = many (polymer: a large molecule consisting of many monomers covalently joined
together in a chain; polysaccharide: many monosaccharides joined together)
-soma = a body (chromosome: the structure carrying the genetic material found in the nucleus of a eukaryotic cell)
-vari- = change (variable: something that changes in an experiment)