Formalin is useful in histology because it
A) softens the brain tissue for slicing.
B) halts the enzyme process that breaks down brain tissue after death.
C) quickly removes blood from the gut.
D).stains for neuron nuclei.
E) .bleaches the brain tissue.
Answer: B
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A researcher worked with members of a political action committee (PAC) to survey potential voters by telephone before an election. PAC members conducted the poll themselves while the researcher tabulated the results
The poll asked which candidate people plan to vote for in the upcoming election. Which of the following may present problems for the accuracy of the results? A) None of these will present problems for the accuracy of the results. B) One question was "Do you plan to vote for Candidate A or Candidate B?" C) The survey was scheduled to coincide with a large rally for one candidate. D) All of these may present problems for the accuracy of the results. E) The sample of potential voters was taken from telephone directories only.
The extent to which the values of two factors (X and Y) vary together is called ______.
A. homogeneity B. covariance C. directionality D. response rate
Applying Fischer's perspective to cognitive performance in older adults, what would be considered the primary context impacting this situation?
A. domain B. logic C. memory D. motivation
Which scenario is the BEST example of the overjustification effect?
A) Regan used to like painting pictures. However, once she started getting paid for painting, she refused to paint unless she was paid to do so. B) Warren does not work very hard, so he claims his poor performance because his job is very difficult. C) Melinda feels that she is overpaid for her work. As a result, she works much harder and for longer hours than she would if she were paid less. D) Julian spends a great deal of time procrastinating so that he has to rush to finish his work. This way, when his work is poor quality, he can blame it on the rushing rather than on his abilities.