Oct. 12, 2018, 4:06 p.m.
tutti - social network
Tutti is the simplest social network on internet. Here you can make friends, create communities, sell things, make surveys, comment and share stuff.
Santander dia4 tranquilidad dentro de la calma tensa de la cuarentena. #quedateencasajuntospodemos ANIMO A TOD@S A BUSCAR ENTRETENIMIENTOS PARA HACERLO MAS LLEVADERO.
Scientists have characterized a protein that enables certain microorganisms to recognize and absorb ammonium in their environment. Ammonium is considered a toxin that pollutes ecosystems - but for these bacteria it represents an important nutrient and energy source.https://www.sciencedaily.com/releases/2018/01/180113093731.htm
