In SDS PAGE sharpen bands are achieved by utilising differences in ionic strength and pH between the electrophoresis buffer (pH 8.8) and the stacking gel buffer (pH 6.8) and involves a phenomenon known as

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#Question id: 14277

#SCPH05 I Biotechnology

Lactobacillus casei is propagated under essentially anaerobic conditions to provide a starter culture for manufacture of Swiss cheese. The culture produces lactic acid as a by-product of energy metabolism. The system has the following characteristics:

                                                                 

 

A stirred fermenter is operated in fed-batch mode at quasisteady state with a feed flow rate of 4 m³ h^-1 and feed substrate concentration of 80 kg m^-3. After 6 h, the liquid volume is 40 m³. What mass of cells is produced after 6 h fed-batch operation?

                               __________________

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#Question id: 345

#SCPH05 I Biotechnology

As the [H₃O⁺] of the solution decreases, the [OH-] ________.

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#Question id: 2663

#SCPH06 I Botany

A ______________ is a collection of clones that, among themselves, contain all the DNA sequences of the organism.

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#Question id: 17815

#SCPH05 I Biotechnology

You have two distantly related proteins. Which of the following sets is the best for comparing them?

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#Question id: 5548

#SCPH01 Biochemistry

Vertebrate lungs are derived from