Cell Structure & Organelles MCQs with Answers

Which are proteins embedded in lipid bilayer?

• A.Peripheral proteins
• B.Integral proteins
• C.Glycoproteins
• D.Channel proteins

The folded inner membrane of mitochondria is called?

• A.Cristae
• B.Cisternae
• C.Thylakoid
• D.Stroma

Cell membrane is composed of _ layer.

• A.Single
• B.Double
• C.Triple
• D.Quadruple

If cells in the process of dividing are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus, at which stage will mitosis be arrested?

• A.Prophase
• B.Metaphase
• C.Anaphase
• D.Telophase

Past Paper MCQ

Proteomics is the study of?

• A.A set of all lipids in the cell membrane
• B.A set of all genes in an organism
• C.A set of all proteins in the cell
• D.A set of all carbohydrates in the body

The size of dissociated prokaryotic ribosomes is _?

• A.70S
• B.60S + 40S
• C.50S + 30S
• D.80S

Of the following molecules of the ECM, which is capable of transmitting signals between the ECM and the cytoskeleton?

• A.Collagen
• B.Integrins
• C.Elastin
• D.Fibronectin

The most important part of the cell that controls all activities of the cell is called _?

• A.Cytoplasm
• B.Mitochondria
• C.Cell membrane
• D.Nucleus

Division of nucleus is termed as _?

• A.Karyokinesis
• B.Cytokinesis
• C.Plasmolysis
• D.None of these

Cells that are in a nondividing/resting state are in which phase?

• A.G2 phase
• B.G1 phase
• C.S phase
• D.G0 phase