The active site, which is made up of RPB1 and RPB2, from both these subunits, is found at the base of the pincers within a region called the “active center cleft” . The active site works according to the two-metal ion catalytic mechanism for nucleotide addition proposed for all types of polymerase;

TLS Online TPP Program

#Question id: 1769

#Unit 4. Cell Communication and Cell Signaling

Which one of the antibody have multiple subtype?

TLS Online TPP Program

#Question id: 1770

#Unit 4. Cell Communication and Cell Signaling

Which of the following immunoglobulin has the highest avidity of the immunoglobulins?

TLS Online TPP Program

#Question id: 1771

#Unit 4. Cell Communication and Cell Signaling

Anti-Rh antibody?

TLS Online TPP Program

#Question id: 1772

#Unit 4. Cell Communication and Cell Signaling

J chain is present in?

TLS Online TPP Program

#Question id: 1773

#Unit 4. Cell Communication and Cell Signaling

How many disulfide bonds are in an antibody?

TLS Online TPP Program

#Question id: 1774

#Unit 4. Cell Communication and Cell Signaling

hinge region  provide flexibility to antibody. Which amino acid is responsible for these flexibility?