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5. What percentage of carbon's orbitals are spherical in conformation? 50% 66% 33% 40% 0% 6. In general, colder temperatures would tend to reduce the fluidity of membranes. In response, cells can adjust the composition of their membranes to maintain the proper degree of fluidity How would the membrane change in response to colder temperatures? The amount of unsaturated fatty acids would increase. The length of the fatty acid chains in the phospholipids would increase. The amount of saturated triacylglycerols would decrease. The amount of unsaturated fatty acids would decrease. The amount of saturated triacylglycerols would increase. 7. Refer to the image. The molecule shown in this simplified structure has, Simplified structure Bology Howe Works Thi 2019 Macmillan Leng O6; 20 O5; 20 6; 12 O5; 10 carbon atoms and hydrogen atoms.