Lysosomes are membrane-enclosed organelles filled with soluble hydrolytic enzymes that digest macromolecules.

TLS Online TPP Program

#Id: 9834

#Unit 6. System Physiology – Plant

Red light-induced Pfr formation initiates the degradation of PIF proteins through phosphorylation, followed by degradation via the proteasome complex

TLS Online TPP Program

#Id: 9924

#Unit 4. Cell Communication and Cell Signaling

Viruses Employ Several Different Strategies to Evade Host Defense Mechanisms

Hepatitis C virus, inhibiting the action of PKR.

Herpes simplex virus TAP.

TLS Online TPP Program

#Id: 9126

#Unit 10. Ecological Principles

Ectoparasite A parasite that lives on the outside of an organism.

Endoparasite A parasite that lives inside an organism.

TLS Online TPP Program

#Id: 10259

#Unit 6. System Physiology – Plant

ABA synthesized in the roots can also be transported to the shoot via the xylem. The concentration of ABA in the xylem sap of well-watered sunflower plants is between 1.0 and 15.0 nM, the ABA concentration in water stressed sunflower plants increases to as much as 3000 Nm (3.0 μM)

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#Id: 6610

#Unit 7. System Physiology – Animal