πŸ“Š Cell Biotechnology
Q. The cytokinetic organelle in plant cells is
  • (A) Centriole
  • (B) Phragmoplast
  • (C) Proplastid
  • (D) Chromoplastid
πŸ’¬ Discuss
βœ… Correct Answer: (B) Phragmoplast
πŸ“Š Cell Biotechnology
Q. Which of the following rings of the basal granule in gram negative bacteria is anchored to the plasma membrane?
  • (A) P-ring
  • (B) M-ring
  • (C) S-ring
  • (D) L-ring
πŸ’¬ Discuss
βœ… Correct Answer: (B) M-ring
πŸ“Š Cell Biotechnology
Q. The most variable period of the cell cycle is
  • (A) S phase
  • (B) G2-phase
  • (C) G1 phase
  • (D) M phase
πŸ’¬ Discuss
βœ… Correct Answer: (C) G1 phase
πŸ“Š Cell Biotechnology
Q. Centromere duplication begins as the cell
  • (A) Enters the S-phase
  • (B) Enters the G1-phase
  • (C) Is half-way in S-phase
  • (D) Is half-way in G1-phase
πŸ’¬ Discuss
βœ… Correct Answer: (A) Enters the S-phase
πŸ“Š Cell Biotechnology
Q. The lipopolysaccharides present in bacterial cell wall has lipid A which is connected to
  • (A) O-polysaccharide
  • (B) Core polysaccharide
  • (C) Both with O-polysaccharide and core polysaccharide
  • (D) Rhamnose-mannose disaccharide
πŸ’¬ Discuss
βœ… Correct Answer: (B) Core polysaccharide
πŸ“Š Cell Biotechnology
Q. When thymidine synthesis is inhibited, eukaryotic cells will be arrested at
  • (A) End of S phase
  • (B) End of M phase
  • (C) G1/S interphase
  • (D) G2/M interphase
πŸ’¬ Discuss
βœ… Correct Answer: (C) G1/S interphase
πŸ“Š Cell Biotechnology
Q. Human olfactory receptors are
  • (A) Ionotropic receptors
  • (B) G-protein coupled receptors
  • (C) Thermoreceptors
  • (D) Fc receptors
πŸ’¬ Discuss
βœ… Correct Answer: (B) G-protein coupled receptors

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