TLS Online TPP Program

#Id: 2642

#Unit 13. Methods in Biology

Notice that S1 mapping and primer extension are well suited to mapping transcripts made in vivo; by contrast, run-off transcription relies on transcription in vitro.

TLS Online TPP Program

#Id: 511

#Unit 2. Cellular Organization

Viral and bacteriophage genomes have almost no repeated DNA, and L is approximately equal to N.

TLS Online TPP Program

#Id: 3974

#Unit 2. Cellular Organization

E. coli has at least four individual topoisomerases (I through IV). Those of type I (topoisomerases I and III) generally, relax DNA by removing negative supercoils (increasing Lk).

TLS Online TPP Program

#Id: 9329

#Unit 4. Cell Communication and Cell Signaling

The entire process of rhodopsin phosphorylation and its inactivation by arrestin is fast completed within 50ms. 

TLS Online TPP Program

#Id: 4551

#Unit 12. Applied Biology

Gardasil is an HPV vaccine that protects against infection by human papillomavirus (HPV). This vaccine is highly protective against viral infection, including genital warts and cervical, vulvar, and vaginal cancers caused by HPVs.