TLS Online TPP Program

#Id: 2121

#Unit 8. Inheritance Biology

For an inversion to take place, the chromosome must break in two places.

TLS Online TPP Program

#Id: 7012

#Unit 5. Developmental Biology

All tissue types possess a unique stem cell niche, and despite many differences among the niche architecture of different tissues

TLS Online TPP Program

#Id: 4738

#Unit 5. Developmental Biology

The anterior-posterior axis is determined before the first cell division, and the cleavage furrow is located asymmetrically along this axis of the egg, closer to what will be the posterior pole.

TLS Online TPP Program

#Id: 9343

#Unit 4. Cell Communication and Cell Signaling

Prodomain forms disulfide linkages that localize the latent TGF-β to the surface of the secreting cell (GARP), to a nearby cell, or to the extracellular matrix (LTBP).

TLS Online TPP Program

#Id: 8394

#Unit 2. Cellular Organization

When the Ca2+ levels drop:

Myosin LC is dephosphorylated by MLC phosphatase, causing muscle relaxation.