UT Arlington BIOL BIOL 3427 - Prokaryotes, Viruses,and fungi (5 pages)

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Prokaryotes, Viruses,and fungi

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Prokaryotes, Viruses,and fungi


This lecture note outlines the characteristics of prokaryotes, viruses and fungi and symbiotic relationships involved with these organism

Lecture number:
Lecture Note
University of Texas at Arlington
Biol Biol 3427 - Plant Science

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BIOL 3427 1st Edition Lecture 11 Outline of Current Lecture II Prokaryotes III Viruses IV Fungi V Symbiotic relationships Current Lecture I II III IV V VI Prokaryotes a More abundant organisms worldwide b Metabolically diverse c Rapid rate of cell division d Some can live in extreme cold or heat darkness or anaerobic environments A form of sexual reproduction a Conjugation Metabolic diversity a Autotrophs i Photosynthetic or chemosynthetic b Heterotrophs i Most are saprotrophs decomposers that break down organic soils Bacteria a Kingdoms major lineages b Cyanobacteria i Aka Blue Green Algae 1 Chlorophyll a carotenoids psychobilins accessory photosynthetic pigments Biological cryptic soil crust a Purple and green bacteria i Colors from photosynthetic accessory pigments ii Very different photosynthesis 1 Use sulfur and other compounds instead of water as the electron donor iii Cause disease in plants 1 Blight softrots wilts Three large groups a Extreme halophiles i Salty environments These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute VII VIII ii Chemorganotrophs iii Require Oxygen b Methanogens i Sewage treatment bags ocean depths ii Produce methane gas main natural gas source 1 Anaerobic c Extreme thermophiles i Hot sulfur rich environments 80 Degrees C 1 Deep sea hydrothermal vents 2 Geysers hot springs ii Metabolize sulfur 1 Anaerobic Viruses a Not cells have no metabolism of their own b Primarily a genome DNA or RNA that replicates within a hot cell c Plant viruses carried by insects i Aphids leafhoppers white flies cause greater than 2000 plant diseases d Most plant viruses are RNA viruses e Move through plant Fungi Chapter 14 a Eukaryotic b Heterotrophic absorb food c Unicellular or multicellular d Cell wall of chitin e Ecological i Decomposition release carbon dioxide f Medical i Disease causing 1 In tropics a Rising in people with suppressed immune system

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