Red tide is formed when:
A) toxic substances dumped into the sea cause hemorrhaging in marine animals causing them to bleed.
B) a chain of chemical reaction occurs, turning the color of the surrounding water red.
C) marine animals kill each other as a result of which the surrounding water appears red.
D) a marine algae grows profusely and produces pigments that makes the water appear red.
D
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When Leah parties with her friends, she usually drinks 6 beers during a 2-hour party. At this level of alcohol consumption, she is ________.
A. a restrained drinker B. a moderate drinker C. a binge drinker D. an abstainer
Native Americans have lower rates of liver damage due to alcohol consumption than other ethnic groups
Indicate whether the statement is true or false
Which mineral makes up about 40% of the body's mineral mass??
A) ?phosphorus B) ?magnesium C) ?calcium D) ?potassium
What is the primary risk factor for COPD?
a. obesity b. alcohol abuse c. exposure to toxic solvents d. smoking e. low protein diet