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Question 547
Biochemistry → General
Classification
Question
SSBAQuestion Header
Which function is specifically attributed to the cell membrane?
Question Stem
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Options
A
Formation of mitochondrial cristae
B
Synthesis of ribosomal RNA
C
Production of lysosomal acid hydrolases
D
Replication of centrioles
E
Cell adhesion
Explanation
The cell membrane is involved in cell adhesion in addition to separating intracellular from extracellular fluid and controlling transmembrane movement.
Option Validity
A) Cristae are components of the inner mitochondrial membrane.
B) Ribosomal RNA is associated with the nucleolus rather than the cell membrane.
C) Lysosomal enzymes are not produced by the cell membrane.
D) Centriole replication is associated with the centrosome before mitosis.
Further Reading
Saxena - MRCOG-1 Basic Sciences - Biochemistry, printed p.124.