What is the name of the microtubule-organizing center found in animal cells as an identifiable structure present during all phases of the cell cycle?

TLS Online TPP Program

#Question id: 1988

#Section 2: General Biology

What are CD4 and CD8?

TLS Online TPP Program

#Question id: 1989

#Section 2: General Biology

Which of the following are T cells of the immune system?

TLS Online TPP Program

#Question id: 1990

#Section 2: General Biology

B cells interacting with helper T cells are stimulated to differentiate when

TLS Online TPP Program

#Question id: 1991

#Section 2: General Biology

Why can normal immune responses be described as polyclonal?

TLS Online TPP Program

#Question id: 1992

#Section 2: General Biology

How do antibodies of the different classes IgM, IgG, IgA, IgD, and IgE differ from each other ?

TLS Online TPP Program

#Question id: 1993

#Section 2: General Biology

When antibodies attack antigens, clumping of the affected cells generally occurs. This is best explained by