Which of the following is not a function of astrocytes? a) support and brace neuronsb) anchor neurons to blood vesselsc) guide the migration of young neurons, synapse formation, and to determine capillary permeability d) control the chemical environment around neuronse) provide the defense for the cns

provide the defense for the CNS

Explanation:

Astrocytes are star shaped glial cells present in the central nervous system. These cells are known to perform important function in the organisms.

The different function performed by astrocytes are: the maintenance of extracellular ion,acts as a blood brain barrier and helps in synapse formation. Astrocytes do not provide defense for the CNS.

Thus, the correct answer is option (E).