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MCQs

Total Questions : 95 | Page 7 of 10 pages
Question 61. ___________ are a unique kind of primitive, immature cells that have a remarkable capacity to develop into different kinds of cells.
  1.    Stem cells
  2.    Epithelial cells
  3.    Mesenchymal cells
  4.    Ectodermal cells
 Discuss Question
Answer: Option A. -> Stem cells
Answer: (a).Stem cells
Question 62. Stem cell plasticity is the ability of adult tissue-specific stem cells to switch to new identities.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 63. ________ refers to the varying ability of stem cells to differentiate into specialized cell types.
  1.    Cell potency
  2.    Cell viability
  3.    Cell-therapy
  4.    Cell-regeneration
 Discuss Question
Answer: Option A. -> Cell potency
Answer: (a).Cell potency
Question 64. _____________ is the process by which stem cells divide to make more stem cells.
  1.    Self-renewal
  2.    Propagation
  3.    Thrombopoiesis
  4.    Migration
 Discuss Question
Answer: Option A. -> Self-renewal
Answer: (a).Self-renewal
Question 65. __________ is the inherent ability of an animal to navigate towards an original location through unfamiliar areas.
  1.    Homing
  2.    Navigation
  3.    Re-routing
  4.    Walking
 Discuss Question
Answer: Option A. -> Homing
Answer: (a).Homing
Question 66. ____________ strand breaks accumulate in long term Hematopoietic stem cells during aging.
  1.    DNA
  2.    RNA
  3.    Collagen
  4.    Peptide
 Discuss Question
Answer: Option A. -> DNA
Answer: (a).DNA
Question 67. Wharton’s jelly is a potential source of ________
  1.    red blood cells
  2.    adherent cells
  3.    adult stem cells
  4.    carcinoma cells
 Discuss Question
Answer: Option A. -> red blood cells
Answer: (a).red blood cells
Question 68. _________ is a gelatinous substance within the umbilical cord.
  1.    Wharton’s jelly
  2.    Ectodermal layer
  3.    Endodermal layer
  4.    Mucosal layer
 Discuss Question
Answer: Option A. -> Wharton’s jelly
Answer: (a).Wharton’s jelly
Question 69. Wharton’s jelly may contain some fibroblast and ___________
  1.    Macrophages
  2.    T cells
  3.    B cells
  4.    Natural killer cells
 Discuss Question
Answer: Option A. -> Macrophages
Answer: (a).Macrophages
Question 70. As a mucous tissue, Wharton’s jelly protects and insulates umbilical blood vessels.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True

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