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Exam 1 - Microbiology - Bio 250 Questions And Answers With Verified Solutions Already Passed!!!
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Exam 1 - Microbiology - Bio 250 Questions And Answers With Verified Solutions Already Passed!!!
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Exam 1 - Microbiology - Bio 250Questions And Answers With Verified
Solutions Already Passed!!!
Microbiology - ANSWER✔✔ study of microbes
List groups of organisms studied in microbiology: - ANSWER✔✔ bacteria, fungus,
algae/protists, viruses, helminthes
Differences between Prokaryotic and Eukaryotic cells: - ANSWER✔✔ Prokaryotic
-no nucleus
-no membrane bound organelles
Eukaryotic
-true nucleus
-has membrane bound organelles
Animalae - ANSWER✔✔ are not green, move
Evolution of microbial life on earth: - ANSWER✔✔ No oxygen in early earthly era,
bacteria have been around as dominant life forms for a long time (3.5 billion years
ago), Endosymbiosis
Coccus - ANSWER✔✔ circular shapes
baccilus - ANSWER✔✔ rod shaped
, spirillum - ANSWER✔✔ mutliple bends, appears spiral shaped
diplo - ANSWER✔✔ twos
strepto - ANSWER✔✔ chains
staphylo - ANSWER✔✔ clusters
cytoplasm - ANSWER✔✔ contains ribosomes, DNA - mixture of water, nutrients,
proteins
nucleoid - ANSWER✔✔ acts as nucleus - contains DNA, RNA, proteins
inclusion bodies - ANSWER✔✔ granules for storage of extra carbon, nitrogen,
phosphorus - energy sources
endospores - ANSWER✔✔ DNA surrounded by proteins that protects central core
of bacteria, protects bacteria: resistant to heat, dessication, and chemicals
cytoskeleton - ANSWER✔✔ protein filaments assist with cell growth and division -
binary fission
plasma membrane - ANSWER✔✔ phospholipid bilayer with polar heads and
hydrophilic tails
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