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Microbiology - Cell Cultures and Characteristics

Exercise : Cell Cultures and Characteristics - Section 1
  • Cell Cultures and Characteristics - Section 1
1.
Which of the following bacteria can grow in acidic pH?
Vibrio cholerae
Lactobacilli
Shigella
Salmonella
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Cell size and cell number can be measured using
hemocytometer
coulter counter
petroff-hausser counting chamber
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Which of the following is used for the proper maintenance and preservation of pure cultures?
Periodic transfer to fresh media
Preservation by overlaying cultures with mineral oil
Preservation by lyophilization
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
In the process of freeze drying, a dense cell suspension is placed in small vials and is frozen at
-60 to -78°C
-20 to -30°C
-30 to -48°C
-48 to -58°C
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
The solidifying agent commonly used in preparation of media is/are
agar
silica gel
both (a) and (b)
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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