Which disease listed does NOT require quarantine?
A) smallpox
B) HIV/AIDS
C) plague
D) cholera
Answer: B
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After melting a significant quantity of lab equipment during a previous experiment, your colleague decides to recoup his losses by synthesizing trendy vitamin-infused beverages for sale during his off time. He knows that the vitamins he’s chosen won’t dissolve in water, so he’s planning to dissolve them in oil and then blend the vitamin-oil solution into soda water. What’s the flaw in your colleague’s plan?
a. Soda water will leach vitamins from the oil, causing them to settle out of the beverages. b. Vitamins are only soluble in trans fats, which will negate the health benefits of his products. c. Oils are hydrophobic, so his beverages will separate before they can be consumed. d. Carbonation in soda water will cause the fatty acids to decompose into alcohol.
____ tissue contains glands
a. Connective b. Muscular c. Epithelial d. Neural e. Adipose
The area inhabited by all individuals of a particular species is known as the population's
A) geographic range. B) density. C) ecosystem. D) habitat.
An example of commensalism is a(n) ____.
A. a clown fish living in a sea anemone B. an orchid growing on a tree branch C. yucca plant seeds dispersed by yucca moths D. Canadian lynx preying on a snowshoe hare E. a tapeworm living in a human intestine