Which of the following statement best describes how bacteria in a hot spring control the fluidity of their plasma membrane? A. They decrease the percentage of lipids with unsaturated hydrocarbon chains in their plasma membrane
B. Because they don't synthesize cholesterol, they cannot control membrane fluidity and therefore have a very fluid plasma membrane.
C. They use cholesterol to prevent membranes from becoming too fluid.
D. They form lipid rafts to prevent too much fluidity
E. They increase the percentage of lipids with unsaturated hydrocarbon chains in their plasma membrane.