Question

question the extracellular matrix of the animal cell has all of the following molecular components except ____________. answer fibronectin proteoglycans integrins a middle lamella collagen i dont know yet

Explanation:

Fibronectin, proteoglycans, integrins, and collagen are components of the animal - cell extracellular matrix. The middle lamella is a part of plant cell walls, not the animal - cell extracellular matrix.

Answer:

a middle lamella