Chemical agents called ________ fight free radicals and may help ward off cancer and heart disease.
Fill in the blank(s) with the appropriate word(s).
antioxidants
Antioxidants are chemical agents that fight certain cell-destroying chemical substances called free radicals. They may help ward off cancer and heart disease by neutralizing free radicals.
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Organisms that are capable of causing infections are called:
A) germs. B) chemical mediators. C) infectious materials. D) pathogens.
The ________ gives law enforcement agencies greater power to monitor electronic and other communications, with fewer checks.
A) Health Insurance Portability and Accountability Act B) Americans with Disabilities Act C) USA PATRIOT Act D) Welfare Reform Act
Mental stress can affect the body's ability to fight infection
a. True b. False Indicate whether the statement is true or false
Since electrolyte imbalances can be life threatening, the test for electrolytes is often ordered as a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).