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.
Currently, it's legal to use recreational marijuana only in four states and in the District of Columbia. Colorado and Washington state voted to OK it in 2012. Alaska and Oregon voters approved it in 2014. Medical marijuana is legal in half of US states and is on state ballots this year in Montana, Florida and North Dakota.