Biodiversity hot spots, those areas with the greatest number of endemic species. Which of the following criteria to qualify as a hot spot region?

A. It must contain at least 1,500 species of vascular plants as endemics

B. It must have lost at least 70% of its original habitat

C. It must contain at least 500 species of bird species

D- It must contain high numbers of species

TLS Online TPP Program

#Question id: 1451

#Unit 4. Cell Communication and Cell Signaling

Burkitt’s lymphoma results from the overproduction of:

TLS Online TPP Program

#Question id: 1452

#Unit 4. Cell Communication and Cell Signaling

Which of the following proteins belong to the control system that regulates cells past a certain point in late G1 (START)?

TLS Online TPP Program

#Question id: 1453

#Unit 4. Cell Communication and Cell Signaling

A gain-of-function mutation in _____ will bypass restriction point controls.

TLS Online TPP Program

#Question id: 1454

#Unit 4. Cell Communication and Cell Signaling

The human papillomavirus E7 protein inhibits the function of:

TLS Online TPP Program

#Question id: 1455

#Unit 4. Cell Communication and Cell Signaling

MicroRNAs are a new class of oncogenic factors because they function:

TLS Online TPP Program

#Question id: 1456

#Unit 4. Cell Communication and Cell Signaling

Besides the ability of some cancer cells to over proliferate, which of the following situations might logically result in a tumor?