Identify the cell structure or organelle described by each of the following statements. (a) It breaks down used proteins. (b) It metabolizes lipids and stores calcium. (c) It breaks down hydrogen...

Identify the cell structure or organelle described by each of the following statements.

(a) It breaks down used proteins.

(b) It metabolizes lipids and stores calcium.

(c) It breaks down hydrogen peroxide.

(d) It acts as a cell’s “bones,” “muscles,” and “ligaments.”

(e) It makes a cell’s membranes.

(f) These are the cytoskeletal rods with the thickest diameter (choose from microtubules, microfilaments, intermediate filaments).

(g) The only organelle with DNA and cristae.

(h) This energy-producing organelle is probably descended from bacteria. (i) Protein synthesis occurs at this organelle.