Biotechnology - Animal Cell Culture and Regulation

Exercise :: Animal Cell Culture and Regulation - Section 1

  • Animal Cell Culture and Regulation - Section 1
21. 

In animal cell culture, particularly mammalian cell culture, transformation means

A. uptake of new genetic material
B. phenotypic modifications of cells in culture
C. both (a) and (b)
D. release of genetic information

Answer: Option B

Explanation:

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22. 

How does CO2 help in the cell metabolism during cell culture?

A. It participates in the de novo synthesis of purines and pyrimidines
B. Helps in the cells respiration
C. For monitoring pH of the culture
D. All of the above

Answer: Option A

Explanation:

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23. 

Which of the following is not the explantation technique?

A. Slide culture
B. Carrel flask culture
C. Roller test tube culture
D. Adherent primary culture

Answer: Option D

Explanation:

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24. 

Cells which have undergone transformation frequently become

A. anchorage independent
B. anchorage dependent
C. stable
D. unstable

Answer: Option A

Explanation:

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25. 

Range of optimum glucose concentration present in the culture media is

A. 5.5 - 55 mmol/litre
B. 55 - 75 mmol/litre
C. 75-105 mmol/litre
D. 105-150 mmol/litre

Answer: Option A

Explanation:

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