S/MARs is a DNA sequence which binds to base structure called scaffold.

TLS Online TPP Program

#Id: 1333

#Unit 4. Cell Communication and Cell Signaling

Cholera toxin, secreted by Vibrio cholerae Catalyze a covalent modification of the Gαs protein Inhibit GAP activity.

TLS Online TPP Program

#Id: 8958

#Unit 11. Evolution and Behavior

Genetic exchange also happens between distantly related organisms by horizontal gene transfer, or HGT.

HGT is particularly important to prokarytotes and is the most common way by which they acquire new genes.

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#Id: 7373

#Unit 5. Developmental Biology

At the same time, the protein products of the gap, pair-rule, and segment polarity genes interact to regulate another class of genes, the homeotic selector genes, whose transcription determines the developmental fate of each segment

TLS Online TPP Program

#Id: 6540

#Unit 7. System Physiology – Animal

The binding of insulin is communicated through the single TM helix of each beta subunit to the paired Tyr kinase domains inside the cell, activating them to phosphorylate each other on three Tyr residues (Tyr1158, Tyr1162, Tyr1163)

TLS Online TPP Program

#Id: 5192

#Unit 7. System Physiology – Animal

The complex of IXa and VIIIa activate factor X.