Essential amino acids cannot be made by the body. As a result, they must come from food. The 9 essential amino acids are: histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.
I believe the answer is angiosperms
It blocks harmful x rays and is used to send radiowaves
<span>Suggestibility.........................................</span>