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MCB 2610 Lab Question and answers correctly solved 2024/2025 $14.49
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MCB 2610 Lab Question and answers correctly solved 2024/2025
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MCB 2610 Lab Question and answers correctly solved 2024/2025 MCB 2610 Lab: Week 10 If a nitrate broth tube does not change color after adding Nitrate Reagents A&B AND zinc, did nitrate reduction occur? - correct answer yes Name one of the five major groups of organisms that can/must gro...

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  • October 17, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • mcb 2610 lab
  • mcb 2610 lab question and answers correctly solv

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MCB 2610 Lab: Week 10
If a nitrate broth tube does not change color after adding Nitrate Reagents
A&B AND zinc, did nitrate reduction occur? - correct answer ✔yes


Name one of the five major groups of organisms that can/must grow in the
absence of free oxygen - correct answer ✔fermentative, facultative
anaerobes


T/F: fermentative organisms can also perform respiration - correct answer
✔false


Name one of the five major groups of organisms that can/must grow in the
presence of free oxygen - correct answer ✔aerobes, fermentative,
microaerophiles


T/F: Sodium thioglycolate is a reducing agent used to maintain an anaerobic
environment in culture media - correct answer ✔true


T/F: All bacterial cells that perform respiration use oxygen as a terminal
electron acceptor - correct answer ✔false


Nitrate reduction is an example of ____________ respiration - correct answer
✔anaerobic


What is the final product of the process known as denitrification? - correct
answer ✔nitrogen gas

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