Practice Questions

TLS Online TPP Program

#Question id: 1020

HIV/AIDS can be categorized as a new or emerging infectious disease. By putting it into this category, we are effectively saying that

#Unit 4. Cell Communication and Cell Signaling

this infection hasn't been observed in the human population prior to recent (approximately 50 years or sooner) outbreaks
this disease has been in susceptible populations for centuries, but has only recently achieved infection levels that became detectable.
the infectious agent is still evolving and changing, unlike with older, more established diseases such as plague or polio.
the disease has always been in susceptible populations and causing disease, but we lacked the technology to detect it.

More Questions

TLS Online TPP Program

#Question id: 4141

#Unit 3. Fundamental Processes

Bacterial ribosomes:

TLS Online TPP Program

#Question id: 4142

#Unit 3. Fundamental Processes

The large structure consisting of a mRNA molecule being translated by multiple copies of the macromolecular complexes that carry out protein synthesis is called a:

TLS Online TPP Program

#Question id: 4145

#Unit 3. Fundamental Processes

Steriod hormone response elements (HREs) are _ , which, when bound to _, alter gene expression at the level of _.

TLS Online TPP Program

#Question id: 4147

#Unit 3. Fundamental Processes

Which one of the following antibiotics does not function by interfering with the translational process?

TLS Online TPP Program

#Question id: 4149

#Unit 3. Fundamental Processes

Glycosylation of proteins inside the endoplasmic reticulum does not involve: