Answer to Question #198603 in Cell Biology for hen

Question

The endosymbiosis theory suggests that mitochondria may have evolved from bacteria that were takes inside other cells.

These cells then evolved into eukaryotes.

Give two structural features of mitochondria that support this theory

Answer 1

Mitochondria have an inner and outer membrane, with an intermembrane space between them. The outer membrane contains proteins known as porins, which allow movement of ions into and out of the mitochondrion.