Researchers have concluded that Alzheimer's disease is genetically heterogeneous. What does this mean?
Answer:
That Alzheimer's disease is genetically heterogeneous means that there are several different forms of Alzheimer's disease, each of them probably associated with a different gene or combination of genes.
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At low levels of illumination, looking next to an object rather than directly at it would produce
a. temporary visual agnosia. b. improved night vision. c. night blindness. d. tunnel vision.
Dr. Newhart identified 369 traits that are apparent in each individual's personality. He then used a mathematical tool determined which traits were correlated with others, and he was able to reduce his list to fourteen major traits. In other words, Dr. Newhart used __________ to identify the trait clusters.
A. a q-sort B. factor analysis C. a functional analysis D. psychoanalysis
A sound's frequency is measured in
A. Hertz. B. decibels. C. intensity units. D. sonic rate.
Physical activity can benefit children in all of the following ways EXCEPT by improving _____.
A. overall physical health B. academic achievement C. problem solving ability D. oral health practices