Which of the following chemicals, when released in the body, will initiate the biochemical changes that produce body hair?
a. phytogens
b. prolactins
c. androgens
d. estrogens
c
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A corporate pay policy comparable to a fixed ratio schedule of reinforcement would
a. pay employees a fixed salary. b. pay employees on a piece-work basis. c. involve salary adjustments based on the quality of work performed. d. pay employees at the end of each day.
Lee was recently fired from his job. To deal with this stress, Lee moved to another province, stopped communicating with friends from his previous job, and obtained employment in a completely different field. Lee's behaviour illustrates _____ coping.
A) rational B) repressive C) passive D) ineffective
___________________________ adolescents were found to be more likely to spend longer hours on the job than white and Asian American students, but showed a lower negative correlation between number of hours worked and school grades than was found among white students
a. African American b. Low-income African American and Hispanic c. High-income African American and Hispanic d. Hispanic
In species that procreate via sexual reproduction, which of the following is true about the egg and sperm cells of the parents?
a. The egg cell and the sperm cell each contain 100% of the chromosomes of all other human cells. b. The egg cell and the sperm cell each contain half of the chromosomes of all other human cells. c. The egg cell and the sperm cell each contain "spare" chromosomes, in case there is damage to the original chromosomes. d. The egg cell and sperm cell each contain 25% of the chromosomes of all other human cells, which is why every human trait takes exactly four chromosomes for full development.