This topic contains a solution. Click here to go to the answer

Author Question: Older people: a. need at least six hours of sleep per night. b. do not commonly suffer from ... (Read 461 times)

vicotolentino

  • Hero Member
  • *****
  • Posts: 552
Older people:
 a. need at least six hours of sleep per night.
  b. do not commonly suffer from insomnia.
  c. can experience sleep apnea, which is related to increased risk for heart attack and stroke.
  d. do not commonly suffer from sleep apnea.

Question 2

Which statement about the free-radical theory of aging is false?
 a. Free radicals are produced during metabolism.
  b. Free radicals are unstable molecules.
  c. Free radicals are produced by reduction reactions, damaging cell proteins, membranes, and DNA.
  d. Damage by free radicals is associated with cancer and heart disease.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

234sdffa

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

C

Answer to Question 2

C




vicotolentino

  • Member
  • Posts: 552
Reply 2 on: Jul 11, 2018
Gracias!


patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

For a complete list of videos, visit our video library