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TLS Online TPP Program

#Question id: 5127

The following are certain statements regarding stem cells. Which one is correct?

#SCPH01 Biochemistry

  1. All types of stem cells have the ability to give rise to a complete embryo.

  2. Stem cell niches allow controlled self-renewal and     also survival of the cells that leave the niche

  3. Adult cells may be reprogrammed to gain pluripotency by modifying the following genes: Oct 3/4, Sox2, c-myc, Klf-4.

  4. Stem cells do not divide and therefore require fewer changes to become a cancer cell.

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TLS Online TPP Program

#Question id: 364

#SCPH05 I Biotechnology

 A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?
TLS Online TPP Program

#Question id: 364

#SCPH06 I Botany

 A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?
TLS Online TPP Program

#Question id: 364

#SCPH28 | Zoology

 A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?
TLS Online TPP Program

#Question id: 365

#SCPH01 Biochemistry

Water is a polar molecule: the oxygen atom with its unshared electrons carries a partial negative charge (δ−) of ___________, and the hydrogen atoms each carry a partial positive charge (δ+) of __________, where e is the charge of the electron.
TLS Online TPP Program

#Question id: 365

#I Life Science/ Life Sciences Group – I-V

Water is a polar molecule: the oxygen atom with its unshared electrons carries a partial negative charge (δ−) of ___________, and the hydrogen atoms each carry a partial positive charge (δ+) of __________, where e is the charge of the electron.
TLS Online TPP Program

#Question id: 365

#SCPH05 I Biotechnology

Water is a polar molecule: the oxygen atom with its unshared electrons carries a partial negative charge (δ−) of ___________, and the hydrogen atoms each carry a partial positive charge (δ+) of __________, where e is the charge of the electron.