The greater the effective nuclear charge the more tightly an electron is held in by the nucleus because there is less electron shield between the valence electrons and the nucleus, and so, the smaller the radius.

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.

TLS Online TPP Program

#Id: 7832

#Section 2: General Biology

TLS Online TPP Program

#Id: 9275

#Section 2: General Biology

NodD proteins interact directly with the signals generated by the plants and activates most conserved Nod ABC genes in bacteria

TLS Online TPP Program

#Id: 8598

#Section 3: Genetics, Cellular and Molecular Biology

Labile factors called cyclins drive the progression of cells through different stages of the cell cycle by binding to CDKs.

TLS Online TPP Program

#Id: 8152

#Section 3: Genetics, Cellular and Molecular Biology

After the vesicle coat is complete, the Sec23 coat subunit promotes GTP hydrolysis causes disassembly of the coat.