McGraw-Hill Online Learning Center Test

McGraw-Hill Online Learning Center Test


1. Review the image and answer the following questions.

How does the chemical structure of a saturated fatty acid differ from the structure of the unsaturated fatty acid shown here?

A. A saturated fatty acid has more oxygen than an unsaturated fatty acid.
B. A saturated fatty acid is more oily and can withstand higher temperatures.
C. There are no double bonds in a saturated fatty acid; all the positions are saturated with hydrogen.
D. The fatty acid is saturated with double bonds, making the molecule twist and curl.


2. How does the food industry prepare partially-hydrogenated margarine from unsaturated plant oils?

A. add solidifying chemicals
B. freeze the oils
C. add hydrogen atoms, thus saturating the oils
D. dehydrate the oils
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