Negative costimulation

TLS Online TPP Program

#Id: 8412

#Section 3: Genetics, Cellular and Molecular Biology

Binding of Ca2+ ions to TN-C

triggers movement of TM to a new position on the filament, thereby exposing the myosin-binding sites on actin.

TLS Online TPP Program

#Id: 8648

#Section 3: Genetics, Cellular and Molecular Biology

During exit from mitosis and G1, 

Cdh1 is de-phosphorylated and APC/Ccdh1 is active.

TLS Online TPP Program

#Id: 7739

#Section 2: General Biology

Atoms are characterised by:

Radius

Ionization energy

Electron affinity

Electronegativity

Metallic character

Oxidation potential

TLS Online TPP Program

#Id: 8539

#Section 3: Genetics, Cellular and Molecular Biology

The short (∼20 amino acid) C-terminal tails of both α- and β-tubulin that protrude from the microtubule are enriched in glutamic and aspartic acids, the surface of the microtubule possesses a net negative charge.

TLS Online TPP Program

#Id: 9188

#Section 3: Genetics, Cellular and Molecular Biology

There are three basic modes of selection on a quantitative trait.