Abiogenesis — Primordial soup redirects here. For the board game, see Primordial Soup (board game). Origin of life redirects here. For views on the origins of life outside the natural sciences, see Creation myth. Pre Cambrian stromatolites in the Siyeh… … Wikipedia
Cretaceous Period — Interval of geologic time from с 144 to 65 million years ago. During the Cretaceous the climate was warmer than today. In the seas, marine invertebrates flourished, and bony fishes evolved. On land, flowering plants arose, and insects, bees in… … Universalium
anoxic — adjective Date: 1920 1. of, relating to, or affected with anoxia 2. greatly deficient in oxygen ; oxygenless < anoxic water > … New Collegiate Dictionary
oxygen — noun Usage: often attributive Etymology: French oxygène, from Greek oxys, adjective, acidic, literally, sharp + French gène gen; akin to Latin acer sharp more at edge Date: 1788 1. a reactive element that is found in water, in most rocks and… … New Collegiate Dictionary
blood disease — Introduction any disease of the blood, involving the red blood cells (erythrocytes (erythrocyte)), white blood cells (leukocytes (leukocyte)), or platelets (platelet) (thrombocytes) or the tissues in which these elements are formed the bone … Universalium
