Final answer:
Caveolae are associated with lipid rafts, receptors for hormones, and enzymes involved in cell regulation but not directly with enzymes involved in cell metabolism.
Step-by-step explanation:
Caveolae are closely associated with several cellular structures and functions but not typically with enzymes involved in cell metabolism. They are known to be associated with lipid rafts, receptors for hormones, and enzymes involved in cell regulation. Caveolae are specialized, flask-shaped invaginations of the plasma membrane that are particularly rich in proteins and lipids associated with signaling pathways. They are implicated in various cellular processes such as endocytosis, signal transduction, and the regulation of lipid homeostasis.
On the other hand, enzymes involved in cell metabolism are generally found within different areas of the cell, such as in the cytoplasm or within specific organelles like mitochondria, and are not directly associated with caveolae.