PGIMER Frequently Asked MCQ Topics | Marker for Cell Membrane

What is marker for cell membrane? 

a. 5’ nucleotidase 
b. LDH 
c. galactosyl transferase 
d. Glutamate dehydrogenase
e. G-6-phosphatase

Ans. (A) 5’—Nucleotidase

Enzymatic markers of different membranes:

Membrane	Enzymes
Plasma	5 ‘—Nucleotidase, Adenylcyclase, Na- K ATPase
Endoplasmic reticulum	Glucose — 6 Phosphatase
Gologi apparatus Cis Medial Trans	Glc NAc transferase I Golgi Mannosidase II Galatosyl transferase Sialyl transferase
Inner mitochondrial membrane	ATP synthase