6/20/22, 11:46 PM L8: Lab Exam 8: Essential Microbiology with Lab-2021-Dalbey
L8: Lab Exam 8
Due No due date Points 30 Questions 12 Time Limit 60 Minutes
Attempt History
Attempt Time Score
LATEST Attempt 1 14 minutes 30 out of 30
Score for this quiz: 30 out of 30
Submitted Jun 16 at 4:22pm
This attempt took 14 minutes.
Question 1 pts
The word ‘antigen’ is actually a combination for what two words?
Your Answer:
Antibody-generating
Antibody-generating
Question 2 pts
For the ELISA assay depicted below, what do the arrows indicate?
This study source was downloaded by 100000847426977 from CourseHero.com on 07-11-2022 03:19:32 GMT -05:00
https://portagelearning.instructure.com/courses/896/quizzes/23492?module_item_id=85873 1/7
https://www.coursehero.com/file/156202352/L8-Lab-Exam-8-Essential-Microbiology-with-Lab-2021-Dalbeypdf/
, 6/20/22, 11:46 PM L8: Lab Exam 8: Essential Microbiology with Lab-2021-Dalbey
Your Answer:
The arrows indicate the wash steps
The arrows indicate the wash steps.
Question 3 pts
What would happen in terms of the colorimetric readout if you forgot to do
the wash step after Step D (above)?
Your Answer:
of the wells would have a dark color. because the intensity of the readout
is dependent upon the amount of the labeled
secondary antibody present in the well
All of the wells would have a dark color. The intensity of the
readout is dependent upon the amount of the labeled
secondary antibody present in the well. Since the unbound
secondary antibody was not washed away, all wells would
react equally.
Question 4 2..5 pts
A western blot separates proteins based on ______________.
Your Answer:
Its size
This study source was downloaded by 100000847426977 from CourseHero.com on 07-11-2022 03:19:32 GMT -05:00
https://portagelearning.instructure.com/courses/896/quizzes/23492?module_item_id=85873 2/7
https://www.coursehero.com/file/156202352/L8-Lab-Exam-8-Essential-Microbiology-with-Lab-2021-Dalbeypdf/
L8: Lab Exam 8
Due No due date Points 30 Questions 12 Time Limit 60 Minutes
Attempt History
Attempt Time Score
LATEST Attempt 1 14 minutes 30 out of 30
Score for this quiz: 30 out of 30
Submitted Jun 16 at 4:22pm
This attempt took 14 minutes.
Question 1 pts
The word ‘antigen’ is actually a combination for what two words?
Your Answer:
Antibody-generating
Antibody-generating
Question 2 pts
For the ELISA assay depicted below, what do the arrows indicate?
This study source was downloaded by 100000847426977 from CourseHero.com on 07-11-2022 03:19:32 GMT -05:00
https://portagelearning.instructure.com/courses/896/quizzes/23492?module_item_id=85873 1/7
https://www.coursehero.com/file/156202352/L8-Lab-Exam-8-Essential-Microbiology-with-Lab-2021-Dalbeypdf/
, 6/20/22, 11:46 PM L8: Lab Exam 8: Essential Microbiology with Lab-2021-Dalbey
Your Answer:
The arrows indicate the wash steps
The arrows indicate the wash steps.
Question 3 pts
What would happen in terms of the colorimetric readout if you forgot to do
the wash step after Step D (above)?
Your Answer:
of the wells would have a dark color. because the intensity of the readout
is dependent upon the amount of the labeled
secondary antibody present in the well
All of the wells would have a dark color. The intensity of the
readout is dependent upon the amount of the labeled
secondary antibody present in the well. Since the unbound
secondary antibody was not washed away, all wells would
react equally.
Question 4 2..5 pts
A western blot separates proteins based on ______________.
Your Answer:
Its size
This study source was downloaded by 100000847426977 from CourseHero.com on 07-11-2022 03:19:32 GMT -05:00
https://portagelearning.instructure.com/courses/896/quizzes/23492?module_item_id=85873 2/7
https://www.coursehero.com/file/156202352/L8-Lab-Exam-8-Essential-Microbiology-with-Lab-2021-Dalbeypdf/
