20652. I can meet you tomorrow afternoon. I ..............
20653. Maintenance cost varies from
20654. The optimum wet solid content for the cell suspension for a bead mill is typically somewhere between
20655. Assuming the laminar flow across the filter, the rate of filtration (dVf/dt) can be expressed as a function of pressure drop Dp by the modified D'Arcy's equation as (where A is the area of filtering surface, K is the D'Arcy's filter cake permeability and L is the thickness of the filter cake)
20656. Filtration leaf test results indicate that the filtration rate of a protein product is 100 dry lbs/(ft2 hr). What size production filter would be required to obtain 100 dry lbs of filter cake/hr?
20657. Selectivity can be expressed as
20658. The disk centrifuge is the type of centrifuge used most often for bio separations due to its
20659. The effectiveness of a solvent can be measured by the
20660. The stage wise operation of adsorption is called
20661. Which of the following is not the physical method for the cells rupturing?
20662. Conventional adsorption is a
20663. If the solute passes through membrane freely, the the rejection coefficient (s) is
20664. If the membrane rejects all solute, the rejection coefficient (s) is
20665. In antibiotic manufacturing processes, the fermentation time ranges from
20666. The conventional filtration involves the separation of large particles generally
20667. Which of the operation does not come under upstream processing?
20668. For cost analysis in a fermentor system, the depreciation cost varies from
20669. Micro filtration refers to the separation of suspended material such as bacteria by using a membrane with spore sizes of
20670. Start up expenses in a fermentation industry varies from
20671. The solvent flux across the membrane can be expressed as (where A is the area, Lp is the membrane permeability, σ is the reflection point, Δp is applied pressure and Δπ is the osmotic pressure)
20672. Which of the following is considered as a pretreatment to the biological feeds?
20673. For the extractions operation, the selectivity should be
20674. The purity of a solute collected between two times t1 and t2 during chromatographic separation can be calculated as
20675. Chromatography is based on the
20676. The correlation often employed to correlate adsorption data for protein is (where Ymax is the maximum amount of solute adsorbed per mass of adsorbent, X is the mass fraction of solute in the diluent phase in solute-free basis, KL is a constant and Y is the equilibrium value of the mass of solute adsorbed per mass of adsorbent)
20677. A typical tubular centrifuge has a bowl of 2 to 5 inch in diameter and 9 to 30 inch in height with a maximum rotating speed of
20678. Concentration polarization can be reduced further by
20679. A system which require less solvent and produces a more concentrated extract phase, is desired with a
20680. The efficiency of cell disruption in a bead mill depends on the
20681. A common filter medium is the cloth filter generally made of
20682. An ion exchange resin is composed of
20683. Kernal is the program which interact with :
20684. One of my teachers ............. a famous novelist.
20685. John failed in the examination, but his sister ______
20686. She hasn’t written to me _____ we met last time.
20687. I prefer coffee.............tea
20688. The bitter taste of the high protein materials is reduced by using
20689. Sulphydryl oxidase is used for
20690. α-amylase is an endo enzyme which requires
20691. Liquefaction of starch to dextrin is carried out by
20692. Which is true about rennet?
20693. Milk digestibility is improved by using
20694. Which of the following mainly serve to convert starch into high fructose corn syrup (HFCS)?
20695. Lysozyme
20696. Hersperidinase is used for
20697. Which of the following metallic ion is there in ascorbic acid oxidase?
20698. Which of the enzyme combination is commercially used for the removal of oxygen?
20699. The enzyme used to reduce bitterness of grapes commonly contains
20700. Citrus juice debittering can be carried out using
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