TLS Online TPP Program

#Question id: 16489


The beginning of animal tissue culture can be traced when Arnold showed that 

#Unit 12. Applied Biology
  1. Monocytes can divide outside the body
  2. Leucocytes can divide outside the body
  3. Totipotency nature of cell
  4. Fetal cells cultured
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TLS Online TPP Program

#Question id: 555

#Unit 1. Molecules and their Interaction Relevant to Biology

The double-reciprocal transformation of the Michaelis-Menten equation, also called the Lineweaver-Burk plot, is given by To determine Km from a double-reciprocal plot, you would:

TLS Online TPP Program

#Question id: 557

#Unit 1. Molecules and their Interaction Relevant to Biology

The number of substrate molecules converted to product in a given unit of time by a single enzyme molecule at saturation is referred to as the:

TLS Online TPP Program

#Question id: 558

#Unit 1. Molecules and their Interaction Relevant to Biology

In a plot of l/V against 1/[S] for an enzyme-catalyzed reaction, the presence of a competitive inhibitor will alter the:

TLS Online TPP Program

#Question id: 560

#Unit 1. Molecules and their Interaction Relevant to Biology

Vmax for an enzyme-catalyzed reaction:

TLS Online TPP Program

#Question id: 561

#Unit 1. Molecules and their Interaction Relevant to Biology

Enzyme X exhibits maximum activity at pH = 6.9.  X shows a fairly sharp decrease in its activity when the pH goes much lower than 6.4.  One likely interpretation of this pH activity is that:

TLS Online TPP Program

#Question id: 562

#Unit 1. Molecules and their Interaction Relevant to Biology

Phenyl-methane-sulfonyl-fluoride (PMSF) inactivates serine proteases by binding covalently to the catalytic serine residue at the active site; this enzyme-inhibitor bond is not cleaved by the enzyme.  This is an example of what kind of inhibition?