Peptides are located in all living organisms and Engage in a vital role in all way of biological action. Like proteins, peptides are fashioned (synthesized) naturally from the transcription of a sequence on the genetic code, DNA. Plant peptides, like defensins and cyclotides, Perform significant roles in plant protection mechanisms. https://felixpxcgm.plpwiki.com/6553925/everything_about_peptide_serum