The frequency of sound waves reaching the ear determines:
A. intensity of sound
B. loudness
C. pitch
D. tone
C
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Aneuploidies describe:a
a phenomenon that only occurs in plants. b. a condition in which an extra chromosome is present or one is absent. c. a defect that is always fatal in humans. d. an uncommon condition in humans. e. mutations that almost always have a beneficial effect on an individual.
Select all events that occur during the follicular phase (first half) of the ovarian cycle.
All of the following are diseases caused by viruses except
A. AIDS. B. strep throat. C. polio. D. measles. E. small pox.
An individual uses an in-home test kit one week after engaging in high-risk behavior for HIV infection. The test kit uses a saliva sample that is mailed to a lab where an agglutination test to detected HIV antibodies is run. The results come back
negative for HIV. What should the patient consider regarding these test results? A) One week may not be enough time for HIV antibodies to be detected. B) Agglutination tests will not detect viruses if the infection is latent, nor are they appropriate for testing samples of body fluids. C) Agglutination tests are not appropriate for testing samples of body fluids. D) Agglutination tests will not detect viruses if the infection is latent. E) An ELISA test is needed to detect the presence of HIV nucleic acid.