Membrane lipids are capable of many different types of movement. Which of these does not occur spontaneously in biological membranes?
a. switching between lipid layers
b. lateral movement
c. rotation
d. flexing of hydrocarbon chains
a. switching between lipid layers
You might also like to view...
Phenotypic treatments for genetic disorders include
a. preventing the disorders in the carriers. b. eliminating the defective gene. c. preventing a disorder from being passed on. d. preventing a disorder from being expressed. e. all of these.
As global temperatures increase, which of the following scenarios is most likely to happen?
A. Temperatures and humidity decrease. B. Sea surface temperatures and ocean heat content decrease. C. Glaciers and snow coverage decrease. D. Extreme weather events decrease.
Species interactions between members of a
community include __________, which benefits both species. Fill in the blank(s) with the appropriate word(s).
Pulmonary surfactant does all of the following except:a
reducing the cohesive forces of water molecules. b. reducing the surface tension of water. c. moving water across respiratory surfaces. d. preventing the alveoli from collapsing. e. reducing the energy required to stretch the lungs.