ANIMAL CELL CULTURE AND REGULATION QUIZ

2-5%

15-20%

1-10%

10-15%

altering pH of the medium

altering intracellular pH by diffusing across cell membrane

inhibiting respiration

both (a) and (b)

Klinefelter's syndrome

Down's syndrome

Turner's syndrome

all of these

70 times at an interval of 3 days between subcultures

40 times at an interval of 3 days between subcultures

70 times at an interval of 1 day between subcultures

50 times at an interval of 3 days between subcultures

presence of CO2

presence of bicarbonate buffer

addition of bases

none of these

They act as growth promoters

Lactate helps in the growth while ammonium inhibits the growth

Have no effect on cells

They act as growth inhibitors

high glutamine concentration is required

low glucose concentration is required

high glucose concentration is required

low glutamine concentration is required

established cell lines

primary cell lines

secondary cell lines

propagated cell lines

15 - 20 mmol/litre

1-2 mmol/litre

7-15 mmol/litre

2-7 mmol/litre

The cells have too much oxygen

Ethyl alcohol is being produced in excess

The cells do not have enough oxygen

Glycolysis is being inhibited