MCB3020 Exam 1 USF Questions and Answers 100% Correct
What is Robert Hooke known for? - ANSWER - He is the first person to see a cell. Also Helped construct the first microscope.
What is Antonie van Leeuwenhoek known for? - ANSWER - Made His own Microscope (Single-lens), Observations also published by the Royal Society.
Malpighi and Odierna - ANSWER - Published two volumes of microscopic observations of the human excretory system in the Royal Society
spontaneous generation - ANSWER - the mistaken idea that living things arise from nonliving sources
Which scientist's sought to debase spontaneous generation? - ANSWER - Redi and Pasteur
Francesco Redi - ANSWER - This scientist disproved spontaneous generation by showing that maggots do not spontaneously arise from decaying meat.
Louis Pasteur - ANSWER - A French chemist, this man discovered that heat could kill bacteria that otherwise spoiled liquids including milk, wine, and beer. (Swan neck experiments)
Traits that differ between domains - ANSWER - Size, Metabolism, gene orientation, chromosome, multicellularity
What are the microbial eukaryotes - ANSWER - Protozoa, Fungi, Algae
Lynn Margulis - ANSWER - Developed the Endosymbiotic Theory. Viruses - ANSWER - Considered by scientists to be Non-living particles
size of microbes - ANSWER - Can Differ in size by several orders of magnitude
Robert Koch - ANSWER - Debased miasma theory of disease causation
Miasma Theory of Disease - ANSWER - a discredited theory in which 'bad air' was accepted as the cause of diseases.
Spirochetes - ANSWER - spiral-shaped bacteria that have flexible walls and are capable of movement
What is resolution? - ANSWER - The ability to clearly distinguish the individual parts of an object
light microscope (LM) - ANSWER - Rely on absorption of light by the target object(s)
What are the three domains? - ANSWER - Bacteria, Archaea, Eukarya
Traits shared by all domains of life - ANSWER - dsDNA, RNA pol, Protein domains, aqueous cytosol
Endosymbiosis - ANSWER - A theorized process in which early eukaryotic cells were formed from simpler prokaryotes.
What % of the ocean is chlorophyll? - ANSWER - 60%
Bacilli - ANSWER - rod shaped
Cocci - ANSWER - spherical
electron microscope (EM) - ANSWER - Images are resolved via an electron field
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