As previously mentioned, mitochondria contain two major membranes. The outer mitochondrial membrane fully surrounds the inner membrane, with a small intermembrane space in between. ... The inner membrane is also loaded with proteins involved in electron transport and ATP synthesis.

Do mitochondria lack a membrane?

Cell Structures : Example Question #7

Explanation: Prokaryotic cells differ from eukaryotic cells in that they lack any membrane-bound organelles, including a nucleus. ... Rough endoplasmic reticulum, peroxisomes, and mitochondria are all bound by their own plasma membranes, and are only found in eukaryotic cells.

Do mitochondria have 3 membranes?

The outer mitochondrial membrane, The intermembrane space (the space between the outer and inner membranes), The inner mitochondrial membrane, The cristae space (formed by infoldings of the inner membrane), and.