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EXAM: MCB 2610 Exam 1|87 Questions and Answers 100% Solved $12.09   Add to cart

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EXAM: MCB 2610 Exam 1|87 Questions and Answers 100% Solved

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EXAM: MCB 2610 Exam 1|87 Questions and Answers 100% Solved Microbiology CORRECT ANS-The study of microbes Micro bio examines... CORRECT ANS-How microbes interact with humans and food and how they can be used by humans

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  • September 3, 2024
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EXAM: MCB 2610 Exam 1|87 Questions and Answers
100% Solved
Microbiology CORRECT ANS-The study of microbes




Micro bio examines... CORRECT ANS-How microbes interact with humans and food and

how they can be used by humans




Prokaryotic cells CORRECT ANS-Lack a true membrane-delimited nucleus




Eukaryotic cells CORRECT ANS-Have a membrane enclosed nucleus


More complex morphologically




Carl Woese used ribosomal RNA to divide organisms into... CORRECT ANS-Domains:


Bacteria


Archaea


Eukarya




Describe Bacteria CORRECT ANS-Usually single-celled


Majority have cell walls with peptidoglycan (gram positive)

, EXAM: MCB 2610 Exam 1|87 Questions and Answers
100% Solved
Most lack a membrane bound nucleus


Everywhere, even extreme places


Come cause disease but most are beneficial


asexual reproduction




Describe Archaea CORRECT ANS-Distinguished from Bacteria by unique rRNA sequences


Lack peptidoglycan and have unique membrane lipids (gram negative)


Some have unusual metabolic characteristics


Extreme environments


asexual reproduction




Describe Eukarya - Eukaryotes CORRECT ANS-Generally larger than B and A


Plants, Animals


Microorganisms like protists - algae, protozoa, slime molds, water molds


Fungi - yeast (unicellular), molds (multicellular) - primarily decomposers

, EXAM: MCB 2610 Exam 1|87 Questions and Answers
100% Solved
Acellular Infectious agents CORRECT ANS-Viruses - smallest of all microbes, simple (consist

of proteins and nucleic acids), require a host cell to replicate


Virouds and virusoids - infectious agents composed of RNA


Prions - infectious proteins




Define Life CORRECT ANS-Metabolism


Growth


Reproduction


Genetic variation/evolution


Response/adaptation to environment


Homeostasis




Macromolecules necessary for life CORRECT ANS-Lipids, Proteins, Carbs, nucleic acids




Polypeptides CORRECT ANS-Proteins - many jobs - most important is enzyme as catalyst of

chemical reactions

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