According to the endosymbiotic theory how did mitochondria evolve?

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from

What is the name of the type of cell division that occurs in the prokaryotic cell cycle

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction