Practice Questions

TLS Online TPP Program

#Question id: 3259

Different type of evolution leads to group of taxon in following three manners

A- group of taxon whose member have descended from common ancestor

B- when two lineages convergently evolve similar character states form groups that are recognized by pheneticists

c. taxon that include most recent ancestor but not all of its descendent

#XL - T Zoology

More Questions

#Question id: 1753

#XL - Q Biochemistry

In the germinal center, B-cells become memory cells under the influence of:

#Question id: 1754

#XL - Q Biochemistry

High affinity B-cell clones in mammals are usually generated by:

#Question id: 1755

#XL - Q Biochemistry

Prior to class switching, B-cells express:

#Question id: 1756

#XL - Q Biochemistry

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

#Question id: 1757

#XL - Q Biochemistry

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

#Question id: 1758

#XL - Q Biochemistry

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: