Which of the following is NOT the part of growth medium for animal culture?
Answer: A
Growth medium of an animal cell contains serum (5-20%), nitrogen sources, inorganic salts, carbon sources, growth factors, buffer in water and vitamins.
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Which of the following methods is most likely to be quantitative?
Answer: A
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HeLa cells are a cell line.
Answer: A
If a homogenous cell culture has the ability to grow indefinitely in vitro, it is termed a cell line. Cell lines would never undergo apoptosis and senescence. HeLa is a cancerous cell line derived from humans and was the first line to be maintained.
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Cell size and cell number can be measured using
Answer: B
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Which of the following is the characteristics of a normal cell?
Answer: C
A normal cell needs external factors for its survival. It is anchorage dependent and have a finite number of cell lines.
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In animal cell culture, particularly mammalian cell culture, transformation means
Answer: B
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What is the effect of excess accumulation of metabolite products (lactate and ammonium) on cells?
Answer: D
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The growth of animal cells in vitro in a suitable culture medium is called___________
Answer: D
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In tissue culture system, this is the main effect of cytokines
Answer: D
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What is the concentration of CO2 required for culturing animal cells?
Answer: B
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