ATP powered pumps transport ions and various small molecules across membranes always against their concentration gradients.

TLS Online TPP Program

#Id: 8621

#Unit 2. Cellular Organization

The Cip/Kip family members bind to cyclin-bound CDKs and block the activity of cyclin D-, E-, A-, and B-containing complexes.

TLS Online TPP Program

#Id: 8508

#Unit 1. Molecules and their Interaction Relevant to Biology

Structural Classification of Proteins database =SCOP

TLS Online TPP Program

#Id: 5428

#Unit 7. System Physiology – Animal

Orthograde transport

moves from the cell body toward the axon terminals 

occurs along microtubules that run along the length of the axon and requires dynein and kinesin

TLS Online TPP Program

#Id: 9125

#Unit 10. Ecological Principles

Parasites can be classified

Microparasites

Macroparasites

Ectoparasites

Endoparasites

TLS Online TPP Program

#Id: 1665

#Unit 4. Cell Communication and Cell Signaling

Clinical trials

Phase I clinical trials assess human safety; a small number of volunteers are monitored closely for adverse side effects.