Question

4) Which of the following statements are true regarding Type 1 interferon:

A) Is induced by RIG-like receptors (RLRs)               

B) Promotes RNA transcription               

C) Is induced by endosomal TLRs       

D) All of the above           

E) A and C       

   

5) Which statement are true about activating NK receptors?

A) They use ITAMS to induce activating signaling cascades   

B) They can bind MHC-like proteins

C) They promote cytotoxic responses

D) All of the above are true

E) B and C

Answer 1

4. Option (D) is correct

Type 1 interferon is induced by both RLRs and endosomal TLRs and promotes transcription as well.

5. Option (E) B and C

Natural killer cell receptors can bind MHC- l like proteins and promote cytotoxic responses(apoptosis).