Animal Cell Culture and Regulation
Which of the following abnormality, resulted from the inheritance of an unbalanced complement of chromosomes can be diagnosed through karotyping?

Klinefelter's syndrome
Turner's syndrome
all of these
Down's syndrome

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Animal Cell Culture and Regulation
During the growth of animal cells in culture, it is noticed that the cells do not look very healthy. After an investigation, this is found that there is a lot of lactic acid in the culture fluid. What is probably wrong with this culture?

The cells do not have enough oxygen
The cells have too much oxygen
Ethyl alcohol is being produced in excess
Glycolysis is being inhibited

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