Multiple ChoiceWhy does a plasma membrane act as a barrier to the free passage of water-soluble substances?124views
Multiple ChoiceThe tails of the phospholipids of the plasma membrane are composed of _____ and are _______?137views
Textbook QuestionAccording to the fluid mosaic model of membrane structure, proteins of the membrane are mostlya. spread in a continuous layer over the inner and outer surfaces of the membrane.b. confined to the hydrophobic interior of the membrane.c. embedded in a lipid bilayer.d. randomly oriented in the membrane, with no fixed inside-outside polarity.3624views
Multiple ChoiceWhich of the following is a major role of the glycocalyx of the cell membrane?138views
Multiple ChoiceWhich of the following is not one of the four main components of all plasma membranes?145views