Some amphiphatic compounds cause red blood cells to form smallbubbles on their s

Some amphiphatic compounds cause red blood cells to form smallbubbles on their surface. This process is called crenation andthese compounds are referred to as crenators. Other amphiphaticcompounds cause the formation of invaginations and pits on the redcell surface. These compounds are called cup formers. Give anexplanation for the following observations made at pH 7.4 :