Search for tag: "ancient earth"

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MICR3154_11-4_HigherOrganisms_Twing duration 10 minutes 11 seconds MICR3154_11-4_HigherOrganisms_Twing MICR3154_11-4_HigherOrganisms_Twing	MICR3154_11-4_HigherOrganisms_Twing Ancient Earth - Rise of Oxygen - Transition to Higher Organisms ancient earth oxygenation aerobic respiration endosymbiosis bacteria oxygen mitochondria rise eukaryotes respiration earth proteobacteria energy point cyanobacteria mitochondrion cell archaea dna electron organisms glaciation photosynthesizing From Katrina Twing 0 likes 21 plays 0
MICR3154_11-4_RiseOfOxygen_Twing duration 18 minutes 33 seconds MICR3154_11-4_RiseOfOxygen_Twing MICR3154_11-4_RiseOfOxygen_Twing	MICR3154_11-4_RiseOfOxygen_Twing Ancient Earth - Rise of Oxygen ancient earth oxygenation great oxygenation event cyanobacteria stramatolites banded iron formations red beds oxygen iron earth ocean formations stromatolites atmosphere photo point synthesisers beds organisms levels greenhouse photosynthesis photoautotrophs carbon evidence dioxide From Katrina Twing 0 likes 34 plays 0
MICR3154_11-4_GeoEvidence_Twing duration 8 minutes 17 seconds MICR3154_11-4_GeoEvidence_Twing MICR3154_11-4_GeoEvidence_Twing	MICR3154_11-4_GeoEvidence_Twing Ancient Earth - Rise of Oxygen - Geological Evidence ancient earth radioisotopes geologic record isotopes oxygen iron earth isotope evidence ocean beds hydrogen form protons neutrons atom bands formations lecture radio electron proton charge From Katrina Twing 0 likes 29 plays 0
MICR3154_11-2_LUCA_Twing duration 10 minutes 50 seconds MICR3154_11-2_LUCA_Twing MICR3154_11-2_LUCA_Twing	MICR3154_11-2_LUCA_Twing Ancient Earth Environment - Origin of Life ancient earth origin of life luca rna dna hydrogen chemicals luka carbon ancestor pathway organism diversification cell genes pockets vent organisms proteins earth atmosphere dioxide From Katrina Twing 0 likes 40 plays 0
MICR3154_11-2_GeologicTime_Twing duration 10 minutes 23 seconds MICR3154_11-2_GeologicTime_Twing MICR3154_11-2_GeologicTime_Twing	MICR3154_11-2_GeologicTime_Twing Ancient Earth Environment - Geologic Timescales geologic time origin of life ancient earth earth diversification atmosphere organisms microbes eon history oxygen evidence explosion formation millions calendar age archean hadean eons origin periods proterozoic From Katrina Twing 0 likes 31 plays 0