BIOD 171 L3: Lab Exam 3 Answered 100% retaken updated Summer 2025/26.

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L3: Lab Exam 3- Requires Respondus LockDown Browser
Due No due date Points 30 Questions 12 Time Limit 60 Minutes Requires Respondus LockDown Browser



Instructions
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- Attempt History
Attempt Time Score

LATEST . ; Attempt 1 47 minutes 30 out of 30




Score for this quiz: 30 out of 30
Submitted Apr 24 at 2:45pm
This attempt took 47 minutes.


" Question1 25/25pts
|
List the four main steps used to prepare a DRY mount, and indicate which step is optional.
|

i
‘ Your Answer: | : _ &

1 - To clean the slide with a 70% ethanol ‘
!


2 - (Optional) To draw at the bottom of the cover slide (a circle for the area), of specimen plécement/ location

R e L
- fi"-’f Q-1 eine a <teril
Innn tn anlv areanism onta the slide: (From cultire and or to-nick from colonies mixine with dishlled water if fram



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, 2 (Optional) To draw at the bottom of the cover slide (a circle for the area), of specimen placement/location

3- Using a steril loop to aply organism onto the slide: (From culture and or to pick from colonies mixing with distilled water if from a
plate.)

4 - Air dry at room temperature until all the moisture has evaporated



pre? N ' \
1 - Clean slide
2 - Circle area on slide for specimen placement (OPTIONAL)
3 - Apply organism to slide
4 - Air dry at room temperature S
i . < )




Question 2» 2 25/25pts


When preparing a glass slide for a dry mount, what cleaning solution was used?


Your Answer:

70% ethanol or Chem Wipes




% : ‘ &
70% ethanol




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