Why fetal cells continue to divide but terminally differentiated adult cells do not divide ?

Related Mcqs:

1. Bone marrow stem cells differ from differ from differentiated progenitor stem cells in what respect ?

   A. Provide differentiated terminal cells B. Reconstitution of Bone marrow C. Formation of the ovum D. Act as a repair system for the body...

2. All cells do not divide at the same rate. Events in which phase of the cell cycle determine when a cell is going to replicate ?

   A. M phase B. G1 phase C. S phase D. G2 phase...

3. NK cells are effective against viral infected cells only if the cell with infection___________?

   A. Exprss MHC class I proteins B. Unable to express MHC class I proteins C. Express MHC class II proteins D. Unable to express MHC class II proteins...

4. Fibres which continue from bone to ligament are_____________?

   A. Sharpey’s fibres B. Tome’s fibres C. Ray’s fibres D. All of the above...

5. Fibres which continue from bone to ligament are_______________?

   A. Sharpey’s fibres B. Tome’s fibres C. Ray’s fibres D. All of the above...

6. Noradrenaline is differentiated from adrenaline by increasing___________?

   A. Heart rate B. Cardiac output C. Peripheral resistance D. All of the above...

7. The deciduous teeth can be differentiated from permanent teeth by_____________?

   A. Enamel prismatic arrangement B. Dentinal tubule arrangement C. Primary and secondary dentin D. Mineral content...

8. Mycobacterium tuberculosis is differentiated from other atypical mycobacteria by______________?

   A. Niacin test B. AFB staining C. Pas staining D. None of the above...

9. Pneumococus can be differentiated from streptococcus by________________?

   A. Type of hemolysis B. Gram staining C. Growth characteristics D. Bile solubility...

10. The viral action is differentiated from bacterial action by_________________?

    A. Interferon production B. Toxin production C. Lymphocytes production D. Neutrophils production...