The second phase of T-cell development

1.Positive selection: Selection for those cells whose T-cell receptors engage self-MHC.

2.Negative selection: Selection against those cells whose T-cell receptors bind too strongly to self-peptide/MHC combinations.

3.Lineage commitment: Commitment of thymocytes to effector cell lineages, including CD4 helper or CD8 cytotoxic populations

TLS Online TPP Program

#Id: 8979

#Section 3: Genetics, Cellular and Molecular Biology

TLS Online TPP Program

#Id: 8312

#Section 3: Genetics, Cellular and Molecular Biology

Actin exists as: 

a globular monomer -G-actin 

a filamentous polymer- F-actin

TLS Online TPP Program

#Id: 8141

#Section 3: Genetics, Cellular and Molecular Biology

Anterograde transport through the golgi occurs by cisternal maturation

TLS Online TPP Program

#Id: 8046

#Section 2: General Biology

TLS Online TPP Program

#Id: 7757

#Section 2: General Biology

Molecules are groups of atoms that behave as a single unit.