The part of the urinary system that is responsible for removing dissolved waste and other substances from the blood and urine is (are)
A. Kidneys
B. Ureters
C. Bladder
D. Nephrons
Answer: A
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How does one assure that all PCR amplicons are double-stranded?
A) By lengthening the final primer extension step from 1–2 minutes to up to 10 minutes. B) By making sure the dNTPs in the mixture are in excess. C) By adding DNA ligase to the mixture. D) By holding the reaction mixture at annealing temperature for about 5 minutes at the end of the cycle.
You read an article in a magazine that reports a study done on a group of 12 mice show that consuming beverages high in sugar reduces the production of Leptin, a hormone that promotes a sense of satiety (feeling full). These rats were more prone to obesity than the rats that didn't drink sugary drinks. What is your interpretation? Select all that apply.
A. This proves that drinking beverages high in sugar makes people obese. B. There is a correlation between high sugar intake and low Leptin production in rats. C. The sample size is small. D. Leptin causes obesity.
Inflammation of the lungs caused by chronic inhalation of fine particles, which leads to the formation of a fibrotic tissue around the alveoli and reduces their ability to stretch with incoming air, is:
A) pneumonia B) rhinomycosis C) pneumoconiosis D) tuberculosis
Which is the correct breakdown and translation of the medical term hyperacusis?
A. hyper (under) + acusis (sound) = inability to hear sound B. hyper (over) + acusis (sound) = oversensitivity to sound C. hyper (under) + acusis (hearing condition) = hard of hearing D. hyper (over) + acusis (hearing condition) = excessively sensitive hearing E. hyper (over) + acusis (vision condition) = excessively sensitive vision