Download Vocabulary Review - POTOSI SCHOOL DISTRICT

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Chapter 6
Genes and DNA
A deoxyribonucleic acid, a
molecule that is present in
all living cells and that
contains the information
that determines the traits
that a living thing inherits
and needs to live
DNA
In a nucleic-acid
chain, a subunit that
consists of a sugar, a
phosphate, and a
nitrogenous base
Nucleotide
Ribonucleic acid, a
molecule that is
present in all living
cells and that plays a
role in protein
production
RNA
A cell organelle
composed of RNA and
protein; the site of
protein synthesis
Ribosome
A change in the
nucleotide-base
sequence of a gene or
DNA molecule
Mutation