When chromatin is extracted from nuclei and viewed in the electron microscope, its form depends upon the salt concentration to which it is exposed. What is the form of chromatin when it is isolated in isotonic buffers, i.e. same salt concentration as in cells (about 0.15 M KCl)?

TLS Online TPP Program

#Question id: 31265

#Unit 4. Cell Communication and Cell Signaling

Which of the following function is not correct regarding tumor-suppressor genes?

TLS Online TPP Program

#Question id: 31266

#Unit 4. Cell Communication and Cell Signaling

Many tumors produce growth factors that stimulate angiogenesis; which of the following not have angiogenic properties?

TLS Online TPP Program

#Question id: 31267

#Unit 4. Cell Communication and Cell Signaling

Which of the following example belongs to the tumor-suppressor gene products?

TLS Online TPP Program

#Question id: 31268

#Unit 4. Cell Communication and Cell Signaling

Which of the following not correct regarding the Philadelphia chromosome?

TLS Online TPP Program

#Question id: 31269

#Unit 4. Cell Communication and Cell Signaling

A cancer of B cells caused either by infection with the Epstein-Barr virus or by a chromosomal translocation known as:

TLS Online TPP Program

#Question id: 31270

#Unit 4. Cell Communication and Cell Signaling

Gain-of-function mutation in which gene will bypass restriction point controls?