Binding of polyadenylation factors takes place when CTD Ser2 phosphorylated.

TLS Online TPP Program

#Id: 1423

#Unit 4. Cell Communication and Cell Signaling

The binding of integrins to their ligands depends on extracellular divalent cations(Ca+2 & Mg+2).

TLS Online TPP Program

#Id: 10009

#Unit 4. Cell Communication and Cell Signaling

Secretion requires the addition of cholesterol and palmitic acid to the Hedgehog protein

TLS Online TPP Program

#Id: 10539

#Unit 4. Cell Communication and Cell Signaling

Trophic factors (NGF) leads to activation of receptor tyrosine kinases (TrkA) and activation of the protein kinase B pathway

TLS Online TPP Program

#Id: 3534

#Unit 2. Cellular Organization

Animal cells have small mitochondrial genomes 16.6 kb in mammals. There are several hundred mitochondria per cell and each mitochondrion has multiple copies of the DNA.

TLS Online TPP Program

#Id: 6342

#Unit 8. Inheritance Biology

Nondisjunction Failure of homologous chromosomes or sister chromatids to separate in meiosis or mitosis.