Clostridium botulinum poisoning is a hazard associated with
a. nitrosamines.
b. rotting vegetables.
c. unpasteurized milk.
d. improperly canned vegetables.
e. unwashed fruits
Ans: d. improperly canned vegetables.
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The body's need for water increases on a diet high in
a. protein. b. carbohydrate. c. saturated fat. d. unsaturated fat.
Which of the following is NOT among the body proteins directly involved in iron metabolism?
a. Ferritin b. Transferrin c. Hemosiderin d. Metallothionein
The demand for safe drinking water is increasing around the globe
Indicate whether the statement is true or false
Scientists have developed a new type of margarine containing plant ingredients they think will lower blood cholesterol levels in people who use the margarine. They want to test this by having some people use the new margarine for a while and then compare their cholesterol levels with those of a group of people who use regular margarine. This is an example of what type of research design?
a. epidemiological study b. case study c. intervention study d. laboratory study e. double-blind study