Cell Component
mitochondrial matrix
mi·to·chon·dr·ial ma·trix
Definitions related to mitochondrial matrix:
  • The area that is internal to the inner mitochondrial membrane.
    NCI
    U.S. National Cancer Institute, 2021
  • The gel-like material, with considerable fine structure, that lies in the matrix space, or lumen, of a mitochondrion. It contains the enzymes of the tricarboxylic acid cycle and, in some organisms, the enzymes concerned with fatty acid oxidation.
    Gene Ontology Dictionary
    Gene Ontology Consortium, 2021
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