Sourdough bread has a unique taste and chewy texture because
a. it is made from a sponge containing Lactobacillus plantarum bacteria.
b. it has a pH of 4.0 to 4.8.
c. the lower pH inhibits the amylase enzymes from breaking down starch into maltose.
d. all of the above answers are correct
e. none of the answers is correct
d
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Most digestion of carbohydrates occurs in the
A) mouth B) stomach C) small intestine D) large intestine
All six classes of nutrients play important roles in regulating body processes.
a. true b. false
Which of the following is true concerning the functions of lipids in the body?
A. The majority of the triglycerides are stored within and between the muscle cells B. Ketones are metabolic byproducts of excess fatty acid metabolism and are an important energy source during fasting and starvation C. The FFA are reduced to acetyl CoA and produce energy via the lactic acid system D. The FFAs are used by the liver to form other lipids or glucose
A factor that can increase HDL-cholesterol without increasing LDL-cholesterol is ____
A) regular exercise B) diets high in polyunsaturated fat C) diets high in saturated fat D) diets high in whole grains E) weight gain