All of the following are true about lipids except    A. They store more energy than carbohydrates  B. They form membranes in the body  C. They are hydrophilic  D. Contain more hydrogens and carbons in proportion to their oxygens.

The molecule shown is a H H H H H H H H H H I I I I I I H-C-C-C-C-C-C-C-C-C- C-C H A. polypeptide. B. saturated fatty acid. C. polysaccharide D. unsaturated fatty acid.

In which of the following pairs of fatty acids does the first listed acid have a higher solubility in water than the second listed acid? A. 18:0 acid and 18:3 acid B. 14:3 acid and 20:0 acid C. 12:0 acid and 22:0 acid D. 16:2 acid and 16:0 acid

What is true about lipids?  A. They are polar and therefore soluble in polar solvents B They are polar and therefore soluble in nonpolar solvents  C. They are nonpolar solvents D. They are nonpolar and therefore soluble in polar solvents

of the following is incorrect about the sphingolipids? a. The backbone is sphingosine which has an amine group to which a fatty acid can be attac ▸ b. The sphingophospholipids have a phosphate group with an alcohol attached c. They are components of membranes Od. The cerebrosides have oligosaccharides as head groups

Biology Question

This is the most abundant carbohydrate found in plants Select one: a. starch b. sucrose c. Rubisco d. cellulose e. glyceraldehyde-3-phosphate

Why are carbohydrates called "carbohydrates"? a. Apparently, carbohydrates contain water molecules. b. The composition (rather than the actual structure) of a carbohydrate seems to suggest that the molecule contains water molecules. c. carbohydrates are made from C and water. d. none of the above

Which of the following has fructose in it? Group of answer choices   A. glucose B. starch C. glycogen D. sucrose E. cellulose

Fats do not dissolve in water because Select one: a. There are no C-H bonds to form hydrogen bonds with water b. There are no O-H bonds form hydrogen bonds with water c. There are no C-C bonds to form hydrogen bonds with water d. There are no C-H bonds for covalent bonds with water e. There are no C-C bonds to form covalent bonds with water