A condition in which the autoimmune system strips neurons of myelin is called
A) multiple sclerosis.
B) diffusion.
C) Parkinson's disease.
D) melanoma.
A
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Which of the following describes the anatomical arrangement of the visual system?
a. Information from the left visual field goes to the left side of the brain. b. Information from the left visual field goes to the right side of the brain. c. Axons from the temporal portions of the retina cross over to the opposite side of the brain. d. Axons from the nasal portions of the retina stay on the same side of the brain.
Emily selects a new paint color for her bedroom. She notices a difference between sky blue and midnight blue. Emily's ability to distinguish between these two colors can best be explained by the concept of
A. top-down processing. B. difference threshold. C. selective attention. D. sensory adaptation.
One difference between Western and non-Western music is ______.
A. the number of different notes that make up a scale from one octave to the next B. only in Western music does the melody express emotion C. the use of timbre to express different themes in the music D. in Western music, there is a greater attention to the audience relative to the performer
Which statement about human genetic makeup is true?
A. We do not share any of our DNA with other mammals. B. Changes in multiple DNA base pairs are necessary to influence human traits. C. The species-specific genetic material responsible for human attributes is extensive. D. Gene expression within human cells cannot be modified by environmental factors.