Effects of the hydrogen ion Effects of the hydrogen ion concentration and oxygen content of water upon regeneration and metabolism in tadpoles effectsofhydroge00jewe Year: 1918 LciiamtiHi â¢â oiriini 4 iaa ⢠â â â¢â in â¢â â â â â â â â â â iaa â â â â â¢â I â â â â â ⢠â â â llllllX :::::::::: aaaaaaaaa iaa â¢>â¢â â ⢠ij!jj!jii!!j!jiij!l!jj!l!!|ljj â SaV't VH ''* ''' â¢â¢â â mii naiaai aaaaaaaaaua. aaiaaaa la â laaaaaci aaaaa aaaaaaaa laaaaaaa a n aaaaiaajjaai â â â â if!''. â¢â â â¢â â â â '»â â ' 1WI â â â aaaaaaaa i», â â¢â â¢â¢â â !:::â :;::! â >II'E> â â iaaHfeSSl

---

Size: 2056px × 973px
Photo credit: © Bookworm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage