Write of the following statements is correct?  A. Antigen fragments that bind to MHC class I molecules are typically in endosomes.  B. TAP1 and TAP2 are present on the plasma membrane of APCs.  C. Proteasomes process antigens within the endoplasmic reticulum.  D. Newly synthesized MHC class I molecules can be found within endosomes.  E. Newly synthesized MHC class I α chains assemble in the ER with calnexin.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Write of the following statements is correct? 

A. Antigen fragments that bind to MHC class I molecules are typically in endosomes. 

B. TAP1 and TAP2 are present on the plasma membrane of APCs. 

C. Proteasomes process antigens within the endoplasmic reticulum. 

D. Newly synthesized MHC class I molecules can be found within endosomes. 

E. Newly synthesized MHC class I α chains assemble in the ER with calnexin.

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