An open reading frame (ORF) is a continuous sequence of DNA from a start codon, through a subsequent region which usually has a length that is a multiple of 3 nucleotides, to a stop codon in the same reading frame.
An open reading frame (ORF) is a continuous sequence of DNA from a start codon. This is through a subsequent region. This subsequent region usually has a length. This length is a multiple of 3 nucleotides. This is to a stop codon in the same reading frame.