Ram invested Rs. 75,000 in a business. After few months, Shyam also joined him with an investment of Rs. 50,000/-. At the end of the year the total profit was divided between them in 3 : 1 ratio. After how many months did Shyam join the business?

TLS Online TPP Program

#Question id: 1756

#Unit 4. Cell Communication and Cell Signaling

Which of the following is the cytokine that is most involved in the class switch to IgE production?

TLS Online TPP Program

#Question id: 1757

#Unit 4. Cell Communication and Cell Signaling

What is the first event following the production of CH germline transcripts by immunoglobulin genes?

TLS Online TPP Program

#Question id: 1758

#Unit 4. Cell Communication and Cell Signaling

The specificity of antibody secreted by a B-cell may not be the same as that of the surface Ig of the clonal parent because of:

TLS Online TPP Program

#Question id: 1759

#Unit 4. Cell Communication and Cell Signaling

What is the major long-term source of a foreign antigen in the body?

TLS Online TPP Program

#Question id: 1760

#Unit 4. Cell Communication and Cell Signaling

Effector memory T-cells can be distinguished from the central memory T-cells from which they arise by:

TLS Online TPP Program

#Question id: 1761

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of cytokines?