In the event of extensive DNA damage in a eukaryotic cell, p53 will

a. stimulate Rb.
b. initiate the S phase.
c. inhibit DNA repair.
d. initiate apoptosis.
e. inhibit MDM2 transcription.


Ans: d

Biology & Microbiology

You might also like to view...

Which of these is/are considered lateral meristem(s)?

a. apical meristems only b. vascular cambium only c. cork cambium only d. pericycle and periderm e. vascular cambium and cork cambium

Biology & Microbiology

In semiconservative replication, a DNA molecule serves as a template for a new DNA molecule, which consists of either both parental strands of DNA or both newly synthesized strands of DNA

Indicate whether the statement is true or false

Biology & Microbiology

How is contrast in microscopy most commonly achieved?

A. Increasing the resolution or resolving power B. Changing objectives for various specimens C. Staining techniques D. Adding a blue filter to the light path

Biology & Microbiology

If a restriction enzyme leaves a sticky end on a DNA fragment, it means the fragment:

A) will stick only to DNA from the same organism. B) can attach to any other sticky end produced by any other restriction enzyme. C) can transform bacteria without the need for a cloning vector. D) has a protruding end of a small number of unpaired bases.

Biology & Microbiology