Autophagosome, or autophagic vesicle

formation of a flattened double-membrane cup-shaped structure that envelops a region of the cytosol or an entire organelle.

TLS Online TPP Program

#Id: 1311

#Unit 2. Cellular Organization

E2’s ion binding sites are exposed to the exterior of the cell and it has low affinity for Na+ but high affinity for K+

TLS Online TPP Program

#Id: 525

#Unit 2. Cellular Organization

The second parity rule applies more closely to introns than to exons.

TLS Online TPP Program

#Id: 9994

#Unit 4. Cell Communication and Cell Signaling

The Wnt-Ca2+ pathway is initiated by Frizzled receptors activating a classical G protein-coupled signaling pathway.

TLS Online TPP Program

#Id: 1258

#Unit 7. System Physiology – Animal

The receptor for ADH on vascular smooth muscle V1 receptor, which is coupled via a Galpha q protein.

TLS Online TPP Program

#Id: 8139

#Unit 2. Cellular Organization

Three major types of coated vesicles involved in protein trafficking:

1. COPII vesicles

2. COPI vesicles 

3. Clathrin-coated vesicles