0 By admin Fish and Other Marine Life DNA (Deoxyribonucleic Acid) RNA (Ribonucleic Acid) Biology and Biochemistry Research your-feed-science your-feed-animals Hydra Genome Biology and Evolution (Journal) 11 Dec: Hydra DNA Reveals There’s More Than One Way to Regrow a Head Researchers pinpointed the genetic machinery behind some of these tiny creatures’ amazing powers of regeneration.