DEFINITION: programmed celll death
The process is controlled by signals from either inside or outside the cell.
- cell shrinks
- dna and protein in the nucleus break down
- mitochondria in the cell break down
- cell breaks up into small fragements wrapped in membrane
- a phospholipid (phosphatidylserine) which is normal present on inside of cell membrane is placed on the surface
- Phagocytic cells (macrophages) have protein…