What properties of intermediate filaments monomers distinguish them from the monomers that make up actin filaments or microtubules? Select all that apply. They are fibrous rather than globular proteins. They bind to each other covalently. O They do not bind and hydrolyze nucleotides. There are numerous different types in different cell types. O They are glycosylated.

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.