Which of the following statements about free radicals is true?
Their association with the aging process is a myth.
Antioxidants have little effect on the damage that can be caused by free
radicals.
Oxygen free radicals scramble DNA and produce errors in cell maintenance.
All of the answers are correct.
Oxygen free radicals scramble DNA and produce errors in cell maintenance.
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Twin studies suggest that familial influence on Major Depressive Disorders is due to ________________________ .
a. genetic factors and environmental factors b. genetic factors only c. environmental factors only d. individual-specific environmental factors and shared environmental factors only
The challenges faced in middle adulthood would be described as Erikson as the _____ stage
Industry vs. inferiority Autonomy vs. shame and doubt Initiative vs. guilt Generativity vs. stagnation