The diameter of the nucleus is in the range of 1.75 fm (1.75 × 10⁻¹⁵m) for hydrogen.

TLS Online TPP Program

#Id: 8329

#Section 3: Genetics, Cellular and Molecular Biology

Treadmilling

Because the critical concentrations for the two ends are different, at steady state the free ATP–G-actin will be intermediate between Cc+ and Cc - , so the (+)end will grow and the (-)end will lose subunits.

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: 8137

#Section 3: Genetics, Cellular and Molecular Biology

In animal cells,

Most of the glycosaminoglycans of the extracellular matrix are synthesized in golgi apparatus.

TLS Online TPP Program

#Id: 8951

#Section 3: Genetics, Cellular and Molecular Biology

TLS Online TPP Program

#Id: 10375

#Section 2: General Biology

One individual, however, expresses only a small number of these molecules—up to six different class I molecules and 12 or more different class II molecules.