Ions, low-MW precursors of cellular macromolecules, products of intermediary metabolism, & small intracellular signaling molecules can pass from cell to cell through gap junctions.

TLS Online TPP Program

#Id: 8117

#XL - T Zoology

TLS Online TPP Program

#Id: 10808

#XL - R Botany

Various nitrogenous protective compounds other than alkaloids are found in plants.

Two groups of these substances— cyanogenic glycosides and glucosinolates—are not in themselves toxic but are readily broken down to give off volatile poisons when the plant is crushed

TLS Online TPP Program

#Id: 9338

#XL - T Zoology

Monomeric active forms of all members of the TGF-β family (3 conserved intramolecular disulfide Linkages) contain a conserved cysteine residue that forms a disulfide bond links TGF-β monomers into functional homodimers

and heterodimers

TLS Online TPP Program

#Id: 8171

#XL - Q Biochemistry

In mammalian cells, Rab5 protein (early endosomes) and its effector protein known as EEA1 (early endosome antigen 1)

TLS Online TPP Program

#Id: 8883

#XL - R Botany

Once mitotic CDKs are activated at the end of G2 , they phosphorylate specific serine residues in all 3 nuclear lamins.