Researchers have found that ghrelin levels _________ as weight is lost after exercise programs lasting from 12 months to a year
a. increase
b. decrease
c. remain stable
A
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Answer the following questions true (T) or false (F)
1. Preformed niacin is found in meat, fish, poultry, enriched whole-grain breads and bread products, and fortified cereals. 2. Panthothenic acid, which is abundant in whole-grain cereals, nuts and legumes, milk, meat, and eggs, has no known toxicity symptoms, and deficiency symptoms are rare. 3. Biotin, found in peanuts, yeast, egg yolks, grains, fish, and liver, is referred to as the "beauty vitamin," because it helps maintain healthy hair and nails.
Who probably expended the most calories during her or his workout?
a. Joan, who weighs 130 pounds and ran 2 miles in 17 minutes b. Bernice, who weighs 130 pounds and walked 3 miles in 45 minutes c. Jason, who weighs 170 pounds and ran 3 miles in 30 minutes d. Boris, who weighs 200 pounds and walked 3 miles in 1 hour e. Alexis, who weighs 140 pounds and rode her bicycle 3 miles in 20 minutes
As the intensity of an aerobic exercise increases, so does the working heart rate.?
Indicate whether the statement is true or false
Which of the following statements about freezing is false?
a. Freezing ruptures cell membranes as the ice crystals expand. b. Packages or bags that have a heavy frost clinging to the outside should not be purchased because this is a sign of thawing and refreezing. c. Refrozen fruit is flaccid and less flavorful. d. A temperature of 32 degrees F should be maintained at all times during storage and transport of frozen fruit.