Lack of ___ in a diet can cause ___
a. iron---hypothryroidism
b. iodine---hypothryroidism
c. iodine---hyperthryroidism
d. iron---hyperthyroidism
e. iodine---hypertension
B
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Kingella spp. can be distinguished from Neisseria spp. by its:
a. negative test for catalase. b. positive test for lactose fermentation. c. positive test for catalase. d. negative test for oxidase.
Which of the following muscles contract during forceful exhalation?
a. the diaphragm b. external intercostals c. internal intercostals d. the diaphragm and external intercostals e. the diaphragm and internal intercostals
The bacteria that Griffith experimented with were termed R and S bacteria because
A. of the way they grew on artificial media. B. the R bacteria formed rough-appearing colonies. C. the S bacteria formed smooth-appearing colonies. D. the S bacteria had a polysaccharide capsule. E. All of the answer choices are correct.
Plants help reduce flooding by
A) removing soil. B) breaking down the soil. C) decreasing the amount of water returned to the air. D) increasing CO2 levels. E) increasing the soil's ability to hold water.