BIOA02H3 - Module 1 - BIOA02H3 Lecture 1 Tree of Life Plants

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BIOA02H3- Lecture 1 Tree of Life – Plants - 36037186_2/courses/Winter-2017-BIOA02H3-S-LEC60.LEC02.LEC01/01%20Tree%20of%20life %20I%20%20-%203%20slides%20pp.pdf Basal Tree of Life Plants are part of eukaryotes 3 kingdoms, Bacteria, Archea, & Eukaryotes In the beginning of Archean era, Bacteria developed In the middle of the Proterazoic Era, Green Alagae developed [Know the numbers] Bryophytes Occur everywhere In the cold, warm, etc Under one inch No cuticle in bryophytes Cuticle: seals the leaf and makes sure no loss of water o No cuticle = loss & uptake of water along whole surface, can survive total desiccation They lose water fast but gain it fast!! They take up water through stems and leaves, not just stem Find it in very moist conditions, ie. Some forests etc.
o The moister, the more bryophytes everywhere along surfaces They have a unique way of surviving total loss of water!!

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