The cell walls of bacteria,fungi,and plant cells and the extracellular matrix of animal cells are all external to the plasma membrane.Which of the following is a characteristic common to all of these extracellular structures?
A)They have pores that regulate the exchange of water and small molecules between cells and their environment.
B)They are composed of complex mixtures of lipids and carbohydrates.
C)They provide a rigid structure that prevents the uptake of excess water into cells.
D)They are constructed of polymers that are synthesized in the cytoplasm and then transported out of the cell for assembly.

Question

Quizplus · Accepted Answer

All these extracellular structures are indeed constructed of polymers that are synthesized within the cytoplasm of the cell and subsequently transported outside the cell, where they are assembled into their final forms.

The Cell Walls of Bacteria,fungi,and Plant Cells and the Extracellular