BPSC – Combined Competitive Examination · ప్రశ్న 142

Biological membranes are composed of:

Lipids and proteins in varying combinations specific to each species, cell type and organelle
Lipids only
Proteins only
None of the above

సమాధానం చూపించు & వివరణ

సమాధానం: (A) Lipids and proteins in varying combinations specific to each species, cell type and organelle

వివరణ

Membranes are lipid–protein assemblies (with some carbohydrate) whose ratio differs between cell types.

(A) సరైనది
Correct: the fluid mosaic model: a lipid bilayer with proteins, varying by cell type.
(B) తప్పు
Wrong: membranes also contain proteins.
(C) తప్పు
Wrong: membranes also contain lipids.
(D) తప్పు
Wrong: option A is correct.