The process of using numerous observations to develop general principles and predictions about a specific subject is called ________.
A. the inductive method
B. experimental design
C. statistical testing
D. the deductive method
E. a hypothesis
Answer: A
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These muscles extend inferomedially from the superior rib to an adjacent inferior rib, and are involved in elevating the ribs during inhalation.
A. External intercostals B. Diaphragm C. Transversus thoracis D. Serratus posterior inferior E. Internal intercostals
The figure illustrates a cross section of the spinal cord. Which structure is indicated by "E"?
A. Dorsal root B. Spinal nerve C. Ventral root D. Central canal E. Dorsal root ganglion
Irving, who is 78 years old, takes human growth hormone supplements to regain the strength of his youth. He may be disappointed because the hormone has been shown only to
A. increase his risk of cancer. B. increase the red blood cell supply. C. decrease fat and increase muscle mass, but not improve strength. D. make him urinate more often.
Which of the following diseases is a reproductive disease that may cause sterility and abortion in cattle?
a. leptospirosis c. brucellosis b. bovine viral diarrhea d. displaced abomasum