Structure A is _____. Structure of mitochondrial membrane. The intermembrane space is located above the membrane and contains th
ree H plus ions. The mitochondrial matrix is located below the membrane and contains two H plus ions. Structure A crosses the membrane and has a large round part on the side of the mitochondrial matrix.
Cristae is a structure in the mitochondria which is a fold in the inner membrane and its function is to increase the surface area of the inner membrane of the mitochondria, allowing for faster production of ATP
