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TLS Online TPP Program

#Question id: 34085

Choose the correct statements about lysozyme and its action on the bacterial cell wall.

#XL - S Microbiology
  1. Lysozyme cleaves β-1,4 linkages between NAM and NAG
  2. Lysozyme is effective against Gram-negative bacteria due to their thick outer membrane
  3. Lysozyme can lead to the formation of protoplasts in Gram-positive bacteria
  4. Lysozyme is found in human tears and saliva.
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TLS Online TPP Program

#Question id: 192

#XL - T Zoology

What is the role of the magnesium ion in kinases that require the magnesium-ATP complex to donate phosphoryl groups?
TLS Online TPP Program

#Question id: 193

#XL - T Zoology

An ion commonly found in metalloenzymes and which can undergo reversible oxidation and reduction is
TLS Online TPP Program

#Question id: 194

#XL - T Zoology

Which does not return to its original form after each catalysis?
TLS Online TPP Program

#Question id: 195

#XL - T Zoology

Vitamin C is a vitamin but not a coenzyme because it
TLS Online TPP Program

#Question id: 217

#XL - Q Biochemistry

Which substance would make a good ligand for biotin on the matrix of an affinity chromatography column?
TLS Online TPP Program

#Question id: 290

#XL - Q Biochemistry

Which of the following is a TRUE statement about ionic bonds in protein structure: