Cell Biotechnology MCQs | Page - 2

Dear candidates you will find MCQ questions of Cell Biotechnology here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 100.64K Points
Coach

Q. Secretory proteins synthesized by ER-associated ribosomes traverse through

  • (A) Mitochondria
  • (B) Peroxisomes
  • (C) The Golgi apparatus
  • (D) The nucleus
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Mr. Dubey • 100.64K Points
Coach

Q. Which one of the following result is expected when a mammalian cell in S-phase is fused with another in G2?

  • (A) G2 phase nucleus will wait for S-phase nucleus to complete the replication and both the nuclei simultaneously enter into M-phase
  • (B) S-phase nucleus would immediately enter into G2 phase without completing the replication phase
  • (C) Both the nuclei would follow their corresponding cell cycle without influencing each other
  • (D) Due to influence of S-phase promoting factor, G2-phase nucleus will enter into S-phase
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Mr. Dubey • 100.64K Points
Coach

Q. If a fluorescent dye is injected into the lumen of the endoplasmic reticulum (ER), in which of the following compartments can fluorescence signal can be observed?

  • (A) ER only
  • (B) Golgi only
  • (C) ER and Golgi
  • (D) ER, Golgi and nuclear envelope
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Mr. Dubey • 100.64K Points
Coach

Q. In a typical mitotic cell division cycle in eukaryotes, M phase occurs immediately after the

  • (A) G0 phase
  • (B) S phase
  • (C) G1 phase
  • (D) G2 phase
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M

Mr. Dubey • 100.64K Points
Coach

Q. In the course of cell cycle, the level of the protein cyclin abruptly falls during

  • (A) G1 phase
  • (B) S phase
  • (C) G2 phase
  • (D) M phase
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Mr. Dubey • 100.64K Points
Coach

Q. Hayflick limit of mammalian cells refers to which one of the following?

  • (A) Cells in primary cell culture undergo senescence after 50-60 passages
  • (B) Primary cells cultured in vitro do not cross the limit of cell transformation
  • (C) Cell lines when cultured in vitro have a limit for their surface to volume ratio
  • (D) Malignant cell lines undergo senescence after 50-60 passages
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M

Mr. Dubey • 100.64K Points
Coach

Q. A cargo has to be delivered from the centre of the cell to the cell periphery using the microtubule network. To which proteins does it need to be associated with

  • (A) Dynein
  • (B) Kinesin
  • (C) Microtubule associated protein-4
  • (D) Myosin
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Mr. Dubey • 100.64K Points
Coach

Q. In a migrating cell the relative position of the . . . . . . . . and the . . . . . . . . determines the polarity of the cell

  • (A) Nucleus, Golgi
  • (B) Golgi, Centriole
  • (C) Nucleus, Mitochondria
  • (D) Golgi, Mitochondria
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Mr. Dubey • 100.64K Points
Coach

Q. Which one of the following statement is incorrect about facilitated diffusion?

  • (A) Its rate is higher than simple diffusion
  • (B) The partition coefficient of the solute is irrelevant for it
  • (C) It can be saturated at high concentration of the solute
  • (D) It works against the concentration gradient
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Mr. Dubey • 100.64K Points
Coach

Q. The transport that will be the most affected following mutation III cystic fibrosis transmembrane conductance regulator (CFTR) gene is

  • (A) Sodium
  • (B) Potassium
  • (C) Chloride
  • (D) Calcium
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