Practice Questions

TLS Online TPP Program

#Question id: 5844

In homologous genetic recombination, RecA protein is involved in:

#XL - T Zoology

formation of Holliday intermediates and branch migration.
introduction of negative supercoils into the recombination products.
nicking the two duplex DNA molecules to initiate the reaction.
pairing a DNA strand from one duplex DNA molecule with sequences in another duplex, regardless of complementarity.

More Questions

TLS Online TPP Program

#Question id: 1629

#XL - S Microbiology

Clonal selection occurs when antigen is encountered by:

TLS Online TPP Program

#Question id: 1630

#XL - S Microbiology

Which of the following statements is TRUE of plasma cells?

TLS Online TPP Program

#Question id: 1654

#XL - Q Biochemistry

The low affinity FcγRII IgG receptor:

TLS Online TPP Program

#Question id: 1659

#XL - Q Biochemistry

Which of the following Fc receptors has the highest affinity?

TLS Online TPP Program

#Question id: 1669

#XL - Q Biochemistry

What is the percentage of human peripheral blood T-cells bearing a γδ T-cell receptor?

TLS Online TPP Program

#Question id: 1670

#XL - Q Biochemistry

The T-cell receptor genes were originally identified using: