Question

Select all that apply.

How do lipids differ from carbohydrates?

(a) They are formed from different basic elements.
(b) They are not soluble in water.
(c) They release less energy.
(d) The hydrogen-oxygen ratio is different.

Answer 1

This should be A and D

Answer 2

B. Lipids are not soluble in water because they are hydrophobic (water fearing) while carbohydrates are hydrophilic (water loving)
D. The H-O ratio for carbohydrates are 1:2:1 while lipid has a very high H-O ratio. For example: Tristearian (fat) = C57H110O6