In the 1950s, the National Aeronautics and Space Administration (NASA) first used__________to preserve food for space travel
A) irradiation
B) fermentation
C) salting
D) smoking
A
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A newly fertilized ovum is called a(n) ____________________
Fill in the blank with correct word
All of the following statements regarding the relationship between dietary fat and obesity are true except:
a. fat is energy-dense, contributing more calories per gram to a diet b. people have a tendency to consume a larger volume of food when it contains fat c. fat is less satiating than carbohydrate, so you consume more calories before you feel full. d.it takes less energy for the body to use fat, and excess fat is stored efficiently
Which of the following statements regarding alcoholism is true?
a. One in three adults in the U.S. abuses alcohol. b. Alcoholism is caused entirely by environmental influences. c. While the rate of alcohol use among adolescents is increasing, the average age at which drinking begins is going up. d. A person who begins to drink alcohol at age 15 is at much higher risk for developing alcohol dependency than a person who waits until age 21.
Healthful diets share two main characteristics, including:
a. completeness and adequacy. b. balance and wholesomeness. c. adequacy and balance. d. low in calories and low in fat.