Diatomáceas (vídeo) - "Diatoms: Tiny Factories You Can See From Space" link
Cianobactérias (vídeo) - "How Cyanobacteria Took Over The World" link
Endossimbiose (vídeo) - "Where Did Eukaryotic Cells Come From? - A Journey Into Endosymbiotic Theory" link
Fotossíntese (vídeo) - "Travel Deep Inside a Leaf" link
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