Question

Tiny indentations of the plasma membrane that resemble caves are called?

Answer 1

A Caveolae is the recently discovered organelles ""little caves"" that are tiny indentations of the plasma membrane that resemble caves.

Caveolae, which are a singular type of lipid raft, are tiny invaginations of the plasma membrane in several vertebrate cell types, particularly in endothelial cells, adiposities and embryonic notochord cells.