Answer:
In plants, light dependent reactions take place in the thylakoid membranes of the chloroplasts.
If i'm not mistaken amino acids can be used in our body to fuel a process in which cell replication occurs and DNA is made. So to use amino acids as fuel you would have to make sure everything is in correct order and lines up correctly from the time it's released from the nucleus to a ribosome.
Answer:
R group is the part of an amino acid and that is only one that varies and is what defines its properties