cellular respiration (DEAMINATION) converts the amino acids into energy (ATP). What is significant about an R-group? It distinguished amino acids from each other- enzymes recognize different R groups
On November 8, another four states voted in favor of outright marijuana legalization: California, Nevada, Maine, and Massachusetts all voted in favor of legalized use, sale, and consumption of recreational marijuana. Marijuana at the Grass Station marijuana shop in Denver, Colorado.Rick Wilking/Reuters.
In four states, Alaska, Colorado, Oregon and Washington, the sale and possession of cannabis is legal for both medical and non-medical use; and Washington DC has legalized personal use but not commercial sale.