ACh is formed from acetyl coenzyme A (acetyl CoA) and choline by the action of the enzyme choline acetyltransferase

TLS Online TPP Program

#Id: 547

#Unit 2. Cellular Organization

Negative charge (due to phosphate) of teichoic acids may play role in cell growth, preventing extensive wall breakdown.

TLS Online TPP Program

#Id: 5182

#Unit 7. System Physiology – Animal

During formation of a clot the initial event is constriction of the vessel and formation of a temporary hemostatic plug of platelets.

TLS Online TPP Program

#Id: 8535

#Unit 2. Cellular Organization

Augmin

an 8-subunit protein complex that binds to sites along the microtubule and recruits γ-TuRC, which nucleates a new microtubule to form a microtubule branch.

TLS Online TPP Program

#Id: 7773

#Unit 2. Cellular Organization

Transport of proteins from the cytoplasm into the nucleus and movement of macromolecules, including mRNAs, tRNAs, and ribosomal subunits, out of the nucleus occurs through nuclear pores, which span both membranes of the nuclear envelope.

TLS Online TPP Program

#Id: 10561

#Unit 4. Cell Communication and Cell Signaling

Necroptosis pathway triggered by activation of RIPK1 kinase.