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Biod 151 Lab exams 1 to 9 / Portage College study guide 2024 Version. A+ Graded
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Biod 151 Lab exams 1 to 9 / PortageCollege study guide 2024 Version. A+
Graded.
LAB 1
Answer the following questions
1. What three elements are used in an autoclave to sterilize equipment?
Heat, pressure, and steam
2. What is the minimum temperature an autoclave must be set at to achieve sterile
condition?
125°C
3. If you are working in a lab in which an autoclave is not available, and you are
pressed for time, which would you chose to best sterilize your equipment? Hot steam
or hot air? Explain why you chose your answer.
Hot steam is the best choice as you can achieve a sterile environment in a matter of minutes
whereas hot air will take several hours to achieve the same effect.
4. What type of incubator is pictured below?
Fixed incubator
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,Answer Key
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, Answer the following questions.
1. At what temperature is the fixed incubator set to, as presented in the lab video?
37°C
2. At what temperature should you refrigerate bacterial samples? Explain why this is
beneficial.
4°C. This temperature slows bacterial growth and prolongs the life of the sample.
3. What are the FOUR types of gloves presented in the lab video?
Latex, Nitrile, Thermal cold, Thermal heat
4. What THREE rules were discussed in regards to lab safety that would protect you and
others from contamination?
1. Never eat or drink in the lab
2. Always wear appropriate PPE
3. Never leave the lab wearing PPE
5. What are the main sections that should be found in a lab notebook? Name at least 4.
Answer the following questions.
1. You are a lab instructor and Sally Miller has turned in her lab notebook for you to grade
the lab experiment #1 on lab safety. Based upon what was covered in the lab video, how
should Sally have entitled her experiment?
SM01 Lab Safety
2. You arrive to your first day of work at a new lab. You are taking over for someone who
took a new job at another lab. Your boss informs you that because of time restraints, this
person did not exactly follow the experimental protocol. In order to proceed, you must
know what he did differently. (1) According to the lab lecture, under what section of his
notebook would you look to find the
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