ACTH stimulates the synthesis and secretion of cortisol by the activation of adenylyl cyclase via Gs.

TLS Online TPP Program

#Id: 9830

#Unit 6. System Physiology – Plant

Plants that are deficient in phyB often look like wild-type plants that are grown under dense vegetative canopies.

TLS Online TPP Program

#Id: 7751

#Unit 1. Molecules and their Interaction Relevant to Biology

Ranks the following in increasing atomic radius

S, Mg, Al

S: 16-10 +6

Mg: 12-10 = +2

Al: 13-10 +3

So: S < AlMg

TLS Online TPP Program

#Id: 1225

#Unit 7. System Physiology – Animal

Osteoblasts also produce osteoprotegerin, a cytokine that inhibits bone resorption. ate osteoclast activity and bone resorption.

TLS Online TPP Program

#Id: 9633

#Unit 4. Cell Communication and Cell Signaling

Binding of a GAP to Ras⋅GTP accelerates the intrinsic GTPase activity of Ras by more than a hundredfold

TLS Online TPP Program

#Id: 7182

#Unit 5. Developmental Biology

Noggin is a secreted protein that is able to accomplish two of the major functions of the organizer:  It induces dorsal ectoderm to form neural tissue It dorsalizes mesoderm cells that contribute to the ventral mesoderm