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Question 549
Biochemistry → General
Classification
Question
SSBAQuestion Header
Which membrane-associated feature is most directly relevant to immunological recognition?
Question Stem
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Options
A
Major histocompatibility antigens
B
Mitochondrial DNA
C
Acid hydrolases
D
Alpha- and beta-tubulin
E
Histones
Explanation
Major histocompatibility antigens are specifically associated with the cell membrane.
Option Validity
B) Mitochondrial DNA is contained within mitochondria rather than representing a cell-membrane recognition feature.
C) Acid hydrolases are characteristic lysosomal enzymes.
D) Alpha- and beta-tubulin form microtubules.
E) Histones associate with DNA to form chromatin.
Further Reading
Saxena - MRCOG-1 Basic Sciences - Biochemistry, printed p.124.