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exam2 study guide - (536) Discicristates-(include...

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(536) Discicristates -(include euglenoids and trypanosomes) zooflagellates names for their disc-shaped mitochondrial cristae Produce only asexually through mitosis Euglenoids (such as euglena)-unicellular flagellates 1/3 are photosynthetic Change shape due to pellicle or outer covering, is flexible. Autotrophioc ones contain caretenoids They atore energy as paramylon -a polysaccharide Some loose chorophyll when grown inthe dark and ingest organic matter to gain nutrients (peranema) are always colorless and herterotrophic. Some absorb matter from water others injest bacteria and protists by phagocytosis - digestion of prey through food vacuoles. Trypanosomes - Colorless discicristates. Many are parasitic and cause disease. When they invade central nervous system, humans become lethargic Alveolates Protists classified as these are similar ribosomal DNA sequences and similar alveoli -flattened vessicles that are located just under the plasma membrane. Ciliates
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This note was uploaded on 04/03/2008 for the course BIO 102 taught by Professor Brey during the Fall '08 term at Rutgers.

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exam2 study guide - (536) Discicristates-(include...

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