Pesticides are a family of chemicals
a. added to foods to enhance them in some way.
b. added to foods to help prevent microbial spoilage and enzymatic deterioration.
c. used in the field and in storage areas to decrease destruction caused by weeds, insects, and microorganisms.
d. produced by microorganisms that harm tissues and elicit an immune response.
Answer: c. used in the field and in storage areas to decrease destruction caused by weeds, insects, and microorganisms.
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Jasmine is trying to lose weight. She has decided to try a diet that lets her eat unlimited amounts of protein. The protein that Jasmine eats that is above and beyond what she needs is _____
a. excreted as protein in her urine b. excreted as amino acids in her feces c. transformed into fat and stored in adipose (fat) tissue d. transaminated into lipids and circulated in lymph
Which of the following is a characteristic of iron deficiency in children?
a. It affects brain function before anemia sets in b. It rarely develops in those with high intakes of milk c. It is the primary factor in tension-fatigue syndrome d. Mild deficiency enhances mental performance by lowering physical activity level, thereby leading to increased attention span
Which of the following is an example of sales promotion? a. A waiter recommending a particular menu item
b. Publicity in the form of a news story or a photograph. c. Games, prizes, and coupons used to boost sales. d. Vendors displaying samples of their products at a trade show.
Excessive intake of ________ can lead to calcification of soft tissue, such as the kidney.
A. vitamin D B. vitamin E C. vitamin K D. vitamin A