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# Tight junctions serve two functions. ______________ and___________________.Binding to one another; allowing small ions to flow from cell tocellCreating a semipermea...

## Question

###### Tight junctions serve two functions. ______________ and___________________.Binding to one another; allowing small ions to flow from cell tocellCreating a semipermeable barrier between epithelial cells;facilitating paracellular transportMaintaining epithelial cells polarity; transporting nutrientsbetween the cellsMaintaining the separation of the apical and basolateralmembranes; forming a tight seal between epithelial cellsNuclear localization signals consist of regions of _____________that bind

Tight junctions serve two functions. ______________ and ___________________. Binding to one another; allowing small ions to flow from cell to cell Creating a semipermeable barrier between epithelial cells; facilitating paracellular transport Maintaining epithelial cells polarity; transporting nutrients between the cells Maintaining the separation of the apical and basolateral membranes; forming a tight seal between epithelial cells Nuclear localization signals consist of regions of _____________ that bind to _____________ in the cytosol. hydrophobic amino acids; nuclear import receptors none of the answers provided are correct hydrophilic amino acids: signal recognition particle positively charged amino acids within a protein sequence; nuclear import receptors negatively charged amino acids within a protein sequence; nucleoporins

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