An individual without gonads will leave no genes to the next generation. Gonads and genitalia are called primary sexual traits.

Secondary sexual traits, which differ between the sexes but do not play a direct role in reproduction.

TLS Online TPP Program

#Id: 5206

#Unit 7. System Physiology – Animal

Antithrombin III is a circulating protease inhibitor that binds to serine proteases in the coagulation system, blocking their activity as clotting factors.

TLS Online TPP Program

#Id: 9694

#Unit 4. Cell Communication and Cell Signaling

Phosphorylation causes the binding of AS160 to the 

14-3-3 protein that sequesters it in the cytosol away from its target Rab proteins

TLS Online TPP Program

#Id: 857

#Unit 2. Cellular Organization

The T3SS forms channel between bacterial cell and plant cell

TLS Online TPP Program

#Id: 1524

#Unit 2. Cellular Organization

Two dimers 

Tetramers

Protofilaments (Tetramers are assembled end to end)

Protofibril (Four protofilaments)

10-nm filament (Four protofibrils associate side

TLS Online TPP Program

#Id: 1832

#Unit 11. Evolution and Behavior

Devonian- First amphibian and first seed plant appear