https://commons.wikimedia.org/wiki/File:Human_chromosome_19_from_Gene_Gateway_-_no_label.png#/media/File:Human_chromosome_19_from_Gene_Gateway_-_with_label.png Day 342 has 134 protein-coding genes (browser view).
We are now in Chromosome 19, which is exceptionally gene-dense – twice the genome avereage!
Click here to see all 8373945 letters of Day 342.