An endothermic reaction (AH positive, heat absorbed) results when the bonds in the products are weaker than those in the reactants

TLS Online TPP Program

#Id: 8331

#Section 3: Genetics, Cellular and Molecular Biology

Cytochalasin D, 

a fungal alkaloid, depolymerizes actin filaments by binding to the (+) end of F-actin.

TLS Online TPP Program

#Id: 8337

#Section 3: Genetics, Cellular and Molecular Biology

Profilin – G-actin nucleotide exchange (ADP to ATP) 

Cofilin – F-actin disassembly

Thymosin B-4 – G-actin monomer sequestering

TLS Online TPP Program

#Id: 8859

#Section 3: Genetics, Cellular and Molecular Biology

During G1, 

cohesins associate with chromosomes by cohesin loading factors Scc2 and Scc4 and unloaded continuously by a cohesin associated complex Pds5 and Wap1 proteins. 

TLS Online TPP Program

#Id: 8189

#Section 3: Genetics, Cellular and Molecular Biology

C-terminal peroxisomal signal sequences Ser–Lys–Leu (PTS1)

N-terminal peroxisomal signal sequences slightly longer and partially hydrophobic (PTS2)

TLS Online TPP Program

#Id: 10368

#Section 2: General Biology

Class II MHC glycoproteins expressed predominantly on pAPCs, where they primarily present exogenous antigenic peptides to CD4+ T cells.