A) flagellin
B) basal body
C) tubulin
D) filament
E) hook

A) Osmosis requires a selectively permeable membrane.
B) During osmosis, water crosses to the side of the membrane with a lower solute concentration.
C) Cells placed in hypotonic solutions will gain water.
D) Crenation results when blood cells are placed in a hypertonic solution.
E) Osmosis stops when the system reaches equilibrium.

A) mycolic acid.
B) lipopolysaccharide.
C) hopanoids.
D) dipicolinic acid.
E) glycoproteins.