What is a category of byproduct that is produced in the body and has been related to aging?

a) Carbon dioxide
b) Oxygen-deprived ribonucleic acid
c) Acetylcholine
d) Free radical

Answer: d

Psychology

You might also like to view...

A children's intelligence test permitting unusual flexibility in its administration is the

a. Stanford-Binet Intelligence Scale (SB5). b. Wechsler Intelligence Scale for Children-IV (WISC-IV). c. Kaufman Assessment Battery for Children (KABC-II). d. Wechsler Adult Intelligence Scale (WAIS-III).

Psychology

Combination pills contain synthetic

A) estrogen and vitamins. B) progestin and vitamins. C) estrogen and prostaglandins. D) estrogen and progesterone.

Psychology