Terms: Cyanobacteria (1,140,000), cyano-bacteria (1,720),
"Architects of Earth's Atmosphere" - Introduction to the Archaean
Terms: microfossils (255,000), stromatolites (202,000), chemical evolution (337,000), bacteria microfossils (109),
Miller talking about his experiment
Wikipedia - Miller-Urey experiment
Miller-Urey Experiment (Sagan mentioned)
Terms: Archaean (180,000), Archaeozoic (999), Hadean (90,500), Proterozoic (470,000), proterozoic oil (121), reducing atmosphere (76,200), Miller-Urey (60,000), amino acids (16,000,000), primitive atmosphere (13,100),
Boolean: Miller +Urey +(pyrimidine OR pyrimidines) (476),
Boolean: ammonia +water +methane +hydrogen (476,000), "amino acids" +bacteria +ammonia +atmosphere (72,000), "hydrogen cyanide" +"amino acids" (12,500), "hydrogen sulfide" +"amino acids" (59,700),
Boolean: Miller +Urey +amino +acids +(yield OR yields) (1,260), formaldehyde +sugars (109,000), "primitive earth" +porphyrins (143),
Organic haze on Titan and the early Earth
Boolean: Archaean +bacteria (36,100), "organic haze" (1,920), "organic haze" +earth (1,720),
Terms: nitrogenase (126,000), hydrogen cyanide (500,000), methane nitrogen atmosphere (34), prebiotic atmosphere (366), early earth (464,000), early earth simulations (24), primordial earth (0,
RCSB Protein Data Bank - Nitrogenase
Terms: nitrifying bacteria (145,000), nitrite oxidizing (1,400),
Terms: nitrosifyers (31), ammonia oxidizing (39,300),
Terms: nitrification (532,000), nitrogen fixing bacteria (116,000),