Growth factors and EGFs are synthesized as TM proteins, regulated cleavage of the precursor by members of the ADAM protease releases the active molecule into the extracellular space.

TLS Online TPP Program

#Id: 10256

#Unit 6. System Physiology – Plant

Precocious germination in the ABA-deficient vp14 mutant of maize. The VP14 protein catalyzes the cleavage of 9-cis-epoxycarotenoids to form xanthoxal, a precursor of ABA. 

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#Id: 5273

#Unit 7. System Physiology – Animal

Between heartbeats, influx of positively charged sodium ions causes a slow rise in the resting membrane potential in the positive direction. 

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#Id: 6712

#Unit 3. Fundamental Processes

TLS Online TPP Program

#Id: 4768

#Unit 5. Developmental Biology

In C. elegans, conditional specification occur in the development of the endoderm cell lineage.

TLS Online TPP Program

#Id: 8388

#Unit 2. Cellular Organization

Smooth muscle cells and nonmuscle cells are regulated by:

Norepinephrine, angiotensin, endothelin, histamine