An E. coli culture that has been growing at 37°C is moved to 25°C. Which of the following changes must be made in its plasma membrane?
a. The number of phosphate groups must increase.
b. The viscosity must increase.
c. The number of saturated chains must increase.
d. The number of unsaturated chains must increase.
e. No changes are necessary
Ans: d. The number of unsaturated chains must increase.
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