TLS Online TPP Program

#Id: 4779

#Unit 5. Developmental Biology

In pop-1-deficient embryos, both EMS daughter cells become E cells.

TLS Online TPP Program

#Id: 8562

#Unit 1. Molecules and their Interaction Relevant to Biology

In neither case does the inhibitor compete with the substrate for the same binding site, so the inhibition cannot be overcome by increasing the substrate concentration.

TLS Online TPP Program

#Id: 9619

#Unit 4. Cell Communication and Cell Signaling

HER2 (mouse Erb-B2), cannot bind any ligand, it can form a heterodimer with ligand-activated HER1, HER3, or HER4 (Erb-B1, 3, or 4)

TLS Online TPP Program

#Id: 9368

#Unit 4. Cell Communication and Cell Signaling

Smad4 was originally called DPC (deleted in pancreatic cancer)

TLS Online TPP Program

#Id: 2044

#Unit 8. Inheritance Biology

Genomic imprinting, differential expression of a gene that depends on the sex of the parent that transmitted the gene.