Microglia are: 1. wandering white blood cells, function is immune defense.

2. forming myelin sheaths to insulate axons.

3. forming the blood brain barrier.

4. producing CSF

Help pls

a- all cells come from pre-existing cells

the cells uses some of the atoms of the glucose molecules to atp molecules. the atoms of the glucose molecules will then be converted into energy which will be eventually stored in atp. the energy produced which are stored in atp are coming from the glucose’s chemical bonds.

a symbiotic relationship with the mitochondria