The efficient formation of disulfide bonds in the lumen of the ER depends on the enzyme protein disulfide isomerase (PDI), which is present in all eukaryotic cells

TLS Online TPP Program

#Id: 5808

#Unit 7. System Physiology – Animal

The innermost zone of the cortex, zona reticularis, and the middle zone, zona fasciculata, synthesize and secrete glucocorticoids and adrenal androgens.

TLS Online TPP Program

#Id: 775

#Unit 3. Fundamental Processes

The sigma cycle. RNA polymerase binds to the promoter causing local melting of the DNA. As the polymerase moves elongating the RNA, the s-factor dissociates and joins with a new core polymerase to initiate another RNA chain.

TLS Online TPP Program

#Id: 977

#Unit 5. Developmental Biology

In Drosophila, BMP homologue Decapentaplegic (Dpp)

TLS Online TPP Program

#Id: 9906

#Unit 4. Cell Communication and Cell Signaling

Inflammation

Tissue response to infection or damage which serves to eliminate

Classic signs of acute inflammation are heat (calore), pain (dolore), redness (rubor), swelling (tumor), and loss of function (functio laesa).

TLS Online TPP Program

#Id: 3863

#Unit 5. Developmental Biology

Ammonia inhibits PKA by indirectly activating cAMP hydrolysis via DhkC-RdeA mediated phosphorylation of RegA.