Thursday, February 28, 2013

Microbiology

Microbiology Study Guide Exam 1
1. Define Microbiology- Study of keep things(Microorganisms or Microbes) that atomic number 18 too small to be seen by the naked eye.
2. List the Major categories of microbes included in this microbiology run for:

eukaryotic- each of their booths contains a nucleus serene of genetic real surrounded by a membrane; organisms have true up nucleus (belongs to Eucaryota domain and have membranous organelles)
Prokaryotic- cell lacks nuclei; doesnt have true nucleus (belongs to Bacteria and Archaea domains; nonmembranous and organelles are smaller)
Fungi- Eukaryotic; fungi obtain food from other organisms and they have cell circumvents. Yeast is considered a unicellular fungi(bad type: Candida albicans=yeast infections, unassailable type: Saccharomyces cerevisiae=causes bread to rise and produces alcohol from sugar)
Protozoa- wiz celled eukaryotes. Greek for first animals. Capable of locomotion and are by locomotive structures; pseudopodia(extensions of cell that flow in direction of travel), cilia(Numerous, lilliputian protusions of a cell that propel protozoan through environment), flagella(extension of a cell, but are fewer and longer then cilia).
Algae- unicellular and multicellular. They make own food from carbon dioxide and water using energy from sunlight. Large Algae= seaweeds and kelps.

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Unicellular algae are common in freshwater ponds, streams, etc.
Bacteria- prokaryotic; cell wall composed of a polysaccharide called peptidoglycan, reproduce asexually, smaller than eukaryotes, some(prenominal) habitat that has sufficient moisture
Archaea- prokaryotic; cell walls composed of polymers; reproduce asexually; found in extreme temperatures; smaller than eukaryotes, doesnt cause disease
Small multicellular animals- parasitic worms and viruses(theyre too small; they have to be looked at with an negatron microscope, they are acellular)
Viruses-
Viroids-
Prions-
3. Define or explain these properties of living things:
A. Metabolism- the integrality of...If you want to get a full essay, order it on our website: Orderessay



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