Exam 4: Biomolecules

Match each term to its corresponding descriptive phrase. -Substance that is made up of a long chain of amino acids

Steroids are the only lipids that contain a ring structure.

The amino group in an amino acid is:

List the types of lipids, and give a function for each type.

A denatured protein has lost its functional shape.

Saturated fats are more likely than unsaturated fats to be liquid at room temperature.

Fats, steroids, and prostaglandins are all considered lipids.

The types of lipids found that form hormones, such as cortisone, estrogen, and testosterone are:

DNA molecules are the largest molecules in the body.

Proteins can be divided into functional proteins and structural proteins.

Match each term to its corresponding descriptive phrase. -Nucleic acid that contains thymine and deoxyribose sugar

Each helical chain in a DNA molecule has a nitrogen base backbone toward the outside, and phosphate-sugars compose the inner, interlocking base pairs of the interior.

Match each term to its corresponding descriptive phrase. -Starch or sugar

Peptide bonds join together molecules of:

Which of the following is not one of the three major ingredients of a DNA molecule?

RNA and DNA have the same pyrimidine bases but different purine bases.

Nucleotides are used to make only RNA or DNA molecules.

What is the most important factor in determining the physical and chemical properties of fatty acids?

Proteins are composed of ____ commonly occurring amino acids.

Glycoproteins contain both a fat molecule and a protein molecule.