TLS Online TPP Program

#Id: 5300

#Unit 7. System Physiology – Animal

The total duration of the cardiac cycle, including systole and diastole, is the reciprocal of the heart rate.

TLS Online TPP Program

#Id: 7243

#Unit 5. Developmental Biology

TLS Online TPP Program

#Id: 5702

#Unit 7. System Physiology – Animal

Thyrotropin-releasing hormone (TRH) 

Tripeptide

Stimulates secretion of TSH by thyrotropes

TLS Online TPP Program

#Id: 7964

#Unit 2. Cellular Organization

Emphysema caused by a point mutation in -antitrypsin, which is normally secreted by hepatocytes and macrophages.

TLS Online TPP Program

#Id: 10421

#Unit 4. Cell Communication and Cell Signaling

Snail and Twist promote expression of genes involved in cell migration, loss of cell-cell adhesion, loss of cell polarity, and increase the production of proteases that digest the basement membrane