1 Surface specializations to increase absorption. Actin forms the core. Sometimes they are large, possibly to provide greater absorptive surface. Hair cells of the inner ear also have giant microvilli, but they are stiff and form a rigid bundle. 1 Surface specialization to increase absorption.
Glycosylated proteins are abundant.
Actin forms the core. Microvilli of brush border 1 Surface specialization to increase absorption. Glycosylated proteins are abundant. Actin forms the core. Microvillous border 2 Surface specialization to increase absorption.