The extracellular amorphous ground substance proteoglycans f…

The extracellular amorphous ground substance proteoglycans form a porous, hydrated gel that fills the extracellular space and resists crushing forces. This is because the glycosaminoglycan chains of proteoglycans contain ________ and ________ groups that bind large numbers of cations, which in turn bind a large number of water molecules.

Laminins are extracellular glycoproteins that greatly influe…

Laminins are extracellular glycoproteins that greatly influence cell’s potential for migration, growth, and differentiation by binding to ________. a. other extracellular matrix componentsb. cell surface receptorsc. cytoplasmic receptorsd. ribosomese. cytoskeleton