TLS Online TPP Program

#Question id: 178


Given the pKa values of different acidic sites in cysteine, the principal ionic form which will never exist at any pH

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. C

  2. D

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TLS Online TPP Program

#Question id: 15447

#Unit 4. Cell Communication and Cell Signaling

During development two types of B-cells will be formed:- 
I) T1 cell
II) T2 cell
Some features about T1 and T2 cells given in below;
a) Maturity achieve
b) Found in blood circulation
c) Presence of  Immunoglobulin IgM high and IgD low
d) Expressing CD21 and CD23
e) Cell expressing BAFF-R, Which bind with BAFF survival factor
Match the cell with their correct features;

TLS Online TPP Program

#Question id: 15448

#Unit 4. Cell Communication and Cell Signaling

Stimulation of a single B cell would result in the generation of a clone of cells having_____

TLS Online TPP Program

#Question id: 15449

#Unit 4. Cell Communication and Cell Signaling

Class switch recombination of B-cell that is generated upon recognition of protein antigens and requires the participation of_____

TLS Online TPP Program

#Question id: 15450

#Unit 4. Cell Communication and Cell Signaling

T-cell dependent response requires a signal is provided by an activated T cell, which binds to the B cell through,
a) lipopolysaccharide moiety
b) its antigen receptor 
c) A separate interaction between CD40L on the B cell and CD40 (CD154) on the activated TH cell
d) A separate interaction between CD40 on the B cell and CD40L (CD154) on the activated TH cell

TLS Online TPP Program

#Question id: 15451

#Unit 4. Cell Communication and Cell Signaling

T-cell dependent, B-cell activation require many signals except___

TLS Online TPP Program

#Question id: 15452

#Unit 4. Cell Communication and Cell Signaling

During  activation of B-cell, T cell delivers cytokines and other signals to its partner B cell. Which types of cytokine signals secreted by T-cells?