Author Question: Individuals who do not naturally produce the enzyme superoxide dismutase suffer from unusually high ... (Read 130 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
Individuals who do not naturally produce the enzyme superoxide dismutase suffer from unusually high levels of __________.
 
  a. accumulated DNA damage
  b. free radical action
  c. pleiotropic gene effects
  d. cholesterol

Question 2

Once humans evolve a resistance to a disease-causing organism __________.
 
  a. that organism becomes extinct
  b. humans become totally immune to that organism
  c. the organism begins evolving to counteract host resistance
  d. resistance to the organism becomes part of the human genome



ebe

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

Correct Answer: b

Answer to Question 2

Correct Answer: c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

For a complete list of videos, visit our video library