In the chemistry of aging, a free radical is a
A) naturally occurring, highly reactive chemical that forms in the presence of oxygen.
B) type of protein fiber that makes up the body's connective tissue.
C) type of mutation that leads to genetic defects in offspring.
D) form of DNA that is found at the ends of chromosomes, serving as a protective cap.
A
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An individual with inflexible, longstanding, and maladaptive traits that cause significantly impaired functioning in one's personal and social life would be diagnosed with a:
A. somatoform disorder B. schizophrenic disorder C. personality disorder D. conversion disorder
Cells in the prefrontal cortex, premotor cortex, and ____ prepare for a movement, sending messages to the primary motor cortex
a. posterior parietal cortex b. secondary motor cortex c. somatosensory cortex d. supplementary motor cortex
The evidence linking cell phone use to automobile accidents is:
a. based only on correlational research b. based on experimental research c. anecdotal d. non-existent
In discussing the implications of birth order for personality development, Adler stated that:
a. it was the order of birth itself that caused the person to develop in a particular direction b. it was the unique set of experiences within the family which had important implications for development c. birth order had no impact on the individual's development d. birth order was more likely to have a strong impact on the development of females, but not males