Codon
A sequence of three nucleotides in an mRNA molecule that specifies which amino acid should be added to a growing polypeptide chain.
Role of BRCA genes
To detect and repair DNA strands that could cause cancer
rRNA
RNA that is a component of the ribosome
mRNA
contains instructions for making a protein
tRNA
transports amino acids to ribosomes
transcription
DNA –> RNA
translation
RNA –> protein