If b-galactosidase is hydrolyses lactose with standard free change -16 kJ/mol then this reaction is

TLS Online TPP Program

#Question id: 24325

#Unit 4. Cell Communication and Cell Signaling

The principal ECM adhesion receptor in epithelial hemidesmosomes is;

TLS Online TPP Program

#Question id: 24326

#Unit 4. Cell Communication and Cell Signaling

______dependent cadherin- mediated adhesion also plays an important role in tight-junction formation, stability, and function.

TLS Online TPP Program

#Question id: 24327

#Unit 4. Cell Communication and Cell Signaling

What is the major roles of Tight junctions in animal cells?

TLS Online TPP Program

#Question id: 24328

#Unit 4. Cell Communication and Cell Signaling

Tight junctions prevent the diffusion of: 

a. Macromolecules

b. Small water-soluble molecules

c. Ions 

d. Membrane proteins 

e. Glycolipids

Choose the correct set of combinations

TLS Online TPP Program

#Question id: 24329

#Unit 4. Cell Communication and Cell Signaling

_______permit the passage of molecules as large as 1.2 nm in diameter (molecules smaller than 1200 Da).

TLS Online TPP Program

#Question id: 24330

#Unit 4. Cell Communication and Cell Signaling

Ions, low-MW precursors of cellular macromolecules, products of intermediary metabolism, & small intracellular signaling molecules can pass from cell to cell through_______?