Cell Biology MCQ question and answer with solution | Biology Gk MCQs

. . . . . . . . includes glycogen, poly-β hydroxybutyrate granules, sulphur granules and gas vesicles.

Which cell theory proved that the quasi-fluid nature of lipid enables lateral movement of proteins within the overall bilayer?

Replication of DNA is confined to which of the following phases?

Homologous pairs of identified chromosomes can be arranged in a series of decreasing lengths and such an arrangement is called

The grana in the chloroplast are interconnected by a network of anastamosing tubules called

Which of the following is a hydrogen carrier?

The most abundant glycerophospholipids in higher plants are

Consider the following statements regarding endoplasmic reticulum and choose the correct answer:
1. The endoplasmic reticulum appears to have a combination of triple-layered and micellar structures
2. Geometric symmetry is lacking in ER membranes, which are asymmetrical
3. The rough endoplasmic reticulum (RER) is the site of secretion of secretory proteins
4. The smooth endoplasmic reticulum (SER) membranes appear to be involved in the formation of lipoprotein complexes

Match List-I (Chromoplasts) with List-II (Pigment contents) and select the correct answer:

List-I	List-II
a. Chloroplasts	1. Phycocyanin
b. Pheoplasts	2. Phycoerythrin
c. Rhodoplasts	3. Fucoxanthin
d. Blue-green chromoplasts	4. Chlorophyll a and b

Which of the following provides a definite shape to cells?