| Term | Definition |
|
transcription |
copying the code from DNA onto mRNA |
|
codon |
three mRNA nucleotides that code for a specific amino acid |
|
translation |
process by which a ribosome uses the code on mRNA to make proteins |
|
nucleotide |
building block of a nucleic acid (DNA and RNA) |
|
chromatin |
DNA that is coiled around proteins |
|
amino acid |
building block of a protein |
|
messenger RNA |
type of RNA that carries instructions from DNA in the nucleus to the ribosome |
|
polypeptide |
synonym for protein; chain of amino acids |
|
replication |
process in which DNA is duplicated |
|
ribosomal RNA |
type of RNA that makes up part of the ribosome |
|
mutation |
a change or error in the DNA sequence |
|
transfer RNA |
type of RNA that carries amino acids to the ribosome |