Browsing by Subject "microbes"

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    Extinctions: Past and Present Week 1 - An abundance of bacteria
    (2017-03-17) Chinsamy-Turan, Anusuya; Rybicki, Ed
    In this video, Professor Anusaya Chinsamy-Turan interviews Professor Ed Rybicki, a microbiologist based in the Department of Molecular and Cell Biology at UCT. They discuss the history and diversity of microbes on earth and how they played a key role in the development of oxygen in the atmosphere. Professor Rybicki also outlines how essential microbes are for our survival, as they help us to digest food, produce vitamins, and fight off disease.
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    Extinctions: Past and Present Week 1 - Importance of knowing the past
    (2017-03-17) Chinsamy-Turan, Anusuya
    In this video, Professor Anusaya Chinsamy-Turan reflects on the information presented in previous videos. She highlights points about the immense age of the Earth, the historical and continued success of microbes, as well as the evidence of increasing complexity over time through examining the fossil record. This is video 7 in Week 1 of the Extinctions: Past and Present MOOC.