Binding of ligand to predimerized but inactive RTK alters the conformation of the dimer in such a way that the receptor’s kinase becomes activated.

TLS Online TPP Program

#Id: 4482

#Unit 13. Methods in Biology

Eosin binds to acidic molecules (DNA and side chains of aspartate and glutamate).

TLS Online TPP Program

#Id: 8434

#Unit 10. Ecological Principles

If the environment is stable - Selection favors a single act of reproduction.

TLS Online TPP Program

#Id: 9107

#Unit 10. Ecological Principles

Two levels of predators often exist in ecological communities:

Mesopredators Relatively small carnivores that consume herbivores. 

Top predators Predators that typically consume both herbivores and mesopredators. 

TLS Online TPP Program

#Id: 427

#Unit 2. Cellular Organization

Chromatin contains DNA, Histones, Nonhistone Proteins and RNA. RNA polymerase is a prominent nonhistone protein

TLS Online TPP Program

#Id: 9525

#Unit 6. System Physiology – Plant

Cell-content feeders, such as mites and thrips, are piercing-and-sucking insects that cause an intermediate amount of physical damage to plant cells.