In E. coli, rRNA synthesis from the seven rRNA operons responds to cellular growth rate and to changes in the availability of crucial nutrients, particularly amino acids. The regulation coordinated with amino acid concentrations is known as the stringent response.

TLS Online TPP Program

#Id: 3639

#Unit 3. Fundamental Processes

Class I AATS are generally monomer and rarely dimer.

TLS Online TPP Program

#Id: 3118

#Unit 3. Fundamental Processes

A replication fork moves 10X faster than RNA polymerase. 

TLS Online TPP Program

#Id: 10534

#Unit 4. Cell Communication and Cell Signaling

BH3-only proteins: Regulate activity of Bcl-2 and Bax/Bak proteins

Bim, Puma, Noxa, Bik, Bmf, Bad, Hrk, Bid

TLS Online TPP Program

#Id: 6833

#Unit 8. Inheritance Biology

Threshold characteristics display only two possible phenotypes—the trait is either present or absent.

TLS Online TPP Program

#Id: 2103

#Unit 8. Inheritance Biology

Cri-du-chat syndrome- Deletion on 5, short arm