Q. Which pattern of mixing is preferred in stirred tank reactors during the culture of aerobic microorganisms?

View solution

Q. Animal cell cultures do not have much effect on shear forces because

View solution

Q. The viscosity of the culture fluid is classified as both pseudoplastic and thixotropic which indicates that the viscosity

View solution

Q. Pluronic F68 is added to cell culture media as

View solution

Q. Reynolds number for laminar flow over a plate should be less than

View solution

Q. The approach which is commonly used to determine the level of damage to animal cells in a culture medium is to monitor

View solution

Q. A Brookfield viscometer cannot determine the shear stress because

View solution

Q. Which of the following is correct?

View solution

Q. The Komologorov eddy size

View solution

Q. The viscous nature of a non-Newtonian fluid

View solution

Q. Which of the following compound, if added to a solution will lead to the greatest increase in viscosity?

View solution

Q. A Brookfield viscometer measures viscosity by determining

View solution

Q. Which of the following factors will affect the sensitivity of animal cells to shear conditions?

View solution

Q. The best described action of Pluronic F68 (non-ionic detergent) in a cell culture medium is that, it

View solution

Q. Mixing in stirred tank reactors can

View solution

Q. In animal cell bioreactor, bubble damage can be minimized by

View solution

Q. The viscosity of a fluid changes with either stirrer speed or mixing time. But when mixing ceases, the viscosity returns to its original state. This fluid is best described as

View solution

Q. In sparged mammalian cell bioreactors, the cell damage is caused because of

View solution

Q. The SI unit for viscosity is

View solution

Q. Water is a

View solution