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CIANOBACTERIAS

CIANOBACTERIAS. Citología. HISTORIA EVOLUTIVA. Apex Chert (3.500 Ma). Isótopos estables del C. Bandas de hierro. Importancia de las cianobacterias. Primeros organismos Constituyen las comunidades más antiguas. Agentes de liberación de O 2. Estimar el CO 2 atmosférico.

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CIANOBACTERIAS

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  1. CIANOBACTERIAS

  2. Citología

  3. HISTORIA EVOLUTIVA Apex Chert (3.500 Ma)

  4. Isótopos estables del C

  5. Bandas de hierro

  6. Importancia de las cianobacterias • Primeros organismos • Constituyen las • comunidades más • antiguas

  7. Agentes de liberación de O2

  8. Estimar el CO2 atmosférico

  9. Productores de sedimentos

  10. Primeros colonizadores del medio subaéreo Sudáfrica –Mpumalanga–– (Arcaico 2.6-2.7 Gyr) Cianobacterias Colonia de chroococcales Palaeolyngbya

  11. Dickinsonia Agentes de conservación

  12. Astrobiología

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