March 20, 2020, 7:11 a.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.
Feliz inicio de semana grupo lindo !!! A resistir que pronto veremos amaneceres de ensueño como este de Puerto Chico en la Bahía de Santander ( Cántabria) .
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
There may be said to be two classes of people in the world;
those who constantly divide the people of the world into two classes and those who do not.
-- Robert Benchley
those who constantly divide the people of the world into two classes and those who do not.
-- Robert Benchley
