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#Question id: 1568


which one of these is not a characteristics  of B-cell?

#Biochemistry
  1. They are APCs

  2. Have surface marker  CD19

  3. B cell convert into plasma cell

  4. Antibodies at surface of b cell – IgM, IgA


Answer:- Option(s): 4


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#Question id: 39482

#Biochemistry

Compared to chemical catalysts, enzymes generally show:

TLS Online TPP Program

#Question id: 39483

#Biochemistry

 Which factor does NOT influence enzyme-catalyzed reactions?

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#Question id: 39484

#Biochemistry

The energy required to initiate a chemical reaction is called:

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#Question id: 39485

#Biochemistry

Enzymes do not change the ΔG of a reaction because they

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#Question id: 39486

#Biochemistry

 Which of the following statements are correct regarding enzymes?
I. Enzymes are mostly proteins
II. Enzymes are highly specific
III. Enzymes alter the equilibrium of reactions

TLS Online TPP Program

#Question id: 39487

#Biochemistry

Regarding activation energy:

I. Enzymes lower activation energy
II. Activation energy determines reaction rate
III. Activation energy is equal to free energy change

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