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TLS Online TPP Program

#Question id: 134


Ultraviolet (UV) light can be used to estimate protein solution concentrations because

#Biochemistry
  1. phenylalanine absorbs at 260 nm.

  2. all the amino acids absorb UV light.

  3. aromatic amino acids absorb at 280 nm.

  4. tryptophan and tyrosine absorb at 280 nm.


Answer:- Option(s): 4


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TLS Online TPP Program

#Question id: 32330

#Biochemistry

The parietal cells of the stomach lining contain membrane “pumps” that transport hydrogen ions from the cytosol (pH 7.0) into the stomach, contributing to the acidity of gastric juice (pH 1.0). Calculate the free energy required to transport 1 mol of hydrogen ions through these pumps.  Assume a temperature of 37 °C.

TLS Online TPP Program

#Question id: 32349

#Biochemistry

Pyruvate kinase moonlights for 

TLS Online TPP Program

#Question id: 32349

#Applied Microbiology

Pyruvate kinase moonlights for 

TLS Online TPP Program

#Question id: 32352

#Biochemistry

The net free energy change, DG° of gluconeogenesis for the conversion of Pyruvate to glucose is 

TLS Online TPP Program

#Question id: 32353

#Biochemistry

The principal form in the brain of Hexokinase is 

TLS Online TPP Program

#Question id: 32353

#Applied Microbiology

The principal form in the brain of Hexokinase is 

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