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BIO 171 Lab 7 Exam Essential Microbiology (FALL 2022) $13.49   Add to cart

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BIO 171 Lab 7 Exam Essential Microbiology (FALL 2022)

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BIO 171 Lab 7 Exam Essential Microbiology (FALL 2022)/BIO 171 Lab 7 Exam Essential Microbiology (FALL 2022)BIO 171 Lab 7 Exam Essential Microbiology (FALL 2022)BIO 171 Lab 7 Exam Essential Microbiology (FALL 2022)BIO 171 Lab 7 Exam Essential Microbiology (FALL 2022)BIO 171 Lab 7 Exam Ess...

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  • July 11, 2022
  • 6
  • 2021/2022
  • Exam (elaborations)
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6/20/22, 11:45 PM L7: Lab Exam 7: Essential Microbiology with Lab-2021-Dalbey


L7: Lab Exam 7
Due No due date Points 30 Questions 10 Time Limit 60 Minutes




Attempt History
Attempt Time Score
LATEST Attempt 1 21 minutes 30 out of 30



Score for this quiz: 30 out of 30
Submitted Jun 16 at 1:15am
This attempt took 21 minutes.


Question 1 pts



In order to assess a liquid bacterial culture for tryptophan breakdown, ~5
drops of _______ reagent is added.

Your Answer:

Kovac’s




Kovac’s




Question 2 pts


What color would you expect to see on the 4-quadrant enzymatic test
card if a microorganism was unable to breakdown tryptophan?


Your Answer:

This study source was downloaded by 100000847426977 from CourseHero.com on 07-11-2022 03:23:40 GMT -05:00

https://portagelearning.instructure.com/courses/896/quizzes/23177?module_item_id=85844 1/6
https://www.coursehero.com/file/156202354/L7-Lab-Exam-7-Essential-Microbiology-with-Lab-2021-Dalbeypdf/

, 6/20/22, 11:45 PM L7: Lab Exam 7: Essential Microbiology with Lab-2021-Dalbey

Yellow




Yellow. The microorganism would be classified as indole
negative.




Question 3 pts


Name one advantage that the ability to breakdown tryptophan brings to a
microorganism.


Your Answer:

An increased ability to survive harsh environments—often seen
via spore formation.




An increased resistance to drugs/medications OR an
increased ability to survive harsh environments—often seen
via spore formation.




Question 4 pts


An enzymatic test that assesses the ability of a microorganism to produce
hydrogen sulfide gas and/or ferment sugar is known as the __________
test.


Your Answer:

TSI (triple sugar iron) test.


This study source was downloaded by 100000847426977 from CourseHero.com on 07-11-2022 03:23:40 GMT -05:00

https://portagelearning.instructure.com/courses/896/quizzes/23177?module_item_id=85844 2/6
https://www.coursehero.com/file/156202354/L7-Lab-Exam-7-Essential-Microbiology-with-Lab-2021-Dalbeypdf/

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