Author Question: If having a gene for Parkinson's Disease guarantees that Parkinson's Disease will develop, the ... (Read 66 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
If having a gene for Parkinson's Disease guarantees that Parkinson's Disease will develop, the presence of
  the gene can be described as a
 
  A) sufficient cause. B) necessary cause.
  C) contributory cause. D) risk factor.

Question 2

In order to develop chicken pox, one must be exposed to the virus that causes chicken pox. Note, however,
  that not everyone who is exposed to the virus is affected. In other words, the virus is a
 
  A) risk factor. B) contributory cause.
  C) sufficient cause. D) necessary cause.


ilianabrrr

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

A

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

For a complete list of videos, visit our video library