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TLS Online TPP Program

#Question id: 4317

Which of the following functions does the product of the p53 gene carry out?

#SCPH05 I Biotechnology

  1. It inhibits the cell cycle.

  2. It slows down the rate of DNA replication by interfering with the binding of DNA polymerase.

  3. It causes cells to reduce expression of genes involved in DNA repair.

  4. It allows cells to pass on mutations due to DNA damage.

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TLS Online TPP Program

#Question id: 377

#SCPH05 I Biotechnology

The aqueous solution with the highest pH is:
TLS Online TPP Program

#Question id: 378

#SCPH05 I Biotechnology

Which of the following statements about buffers is true?
TLS Online TPP Program

#Question id: 378

#SCPH05 I Biotechnology

Which of the following statements about buffers is true?
TLS Online TPP Program

#Question id: 379

#SCPH05 I Biotechnology

A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. The resulting solution is pH:
TLS Online TPP Program

#Question id: 379

#SCPH05 I Biotechnology

A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. The resulting solution is pH:
TLS Online TPP Program

#Question id: 380

#SCPH05 I Biotechnology

The Henderson-Hasselbalch equation: