Mitochondria Structure Overview

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Mitochondria have a double membrane structure. There is a single outer membrane and a folded inner membrane called ______

Cristae Sac

The first compartment is between the outer and inner membranes called ______

peri-mitochondrial space

The second compartment (matrix) is inside the inner membrane. The outer mitochondrial membrane is composed of about 50% phospholipids by weight and contains a variety of enzymes involved for - elongation of fatty acids - oxidation of epinephrine (adrenaline) - degradation of ______


The inner membrane contains proteins with three types of functions - those that carry out the oxidation reactions of the respiratory chain - ATP synthase, which makes ATP in the matrix - specific transport proteins that regulate the passage of metabolites into and out of the matrix. The energy production of the mitochondria has been called the ______

powerhouse of the cell

Mitochondria are the site of most of the energy production in eukaryotic cells. They use complex molecules and oxygen to produce a high energy molecule ATP (Adenosine Triphosphate) process called ______

aerobic respiration

Test your knowledge about the structure of mitochondria, including the double membrane, inner compartments, and composition of the outer membrane.

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