Author Question: Sickle cell disease is caused by a genetic mutation and, when untreated, results in disability and ... (Read 73 times)

khang

  • Hero Member
  • *****
  • Posts: 569
Sickle cell disease is caused by a genetic mutation and, when untreated, results in disability and early death. However, the mutation that causes sickle cell disease is associated with protection against malaria, especially early in life. As a result, you would expect to see sickle cell disease ____.
 
  a. eradicated as quickly as malaria is eradicated
  b. occur predominantly in populations that have historically low rates of malaria and similar diseases
  c. occur at similar rates in all populations, since malaria can be found anywhere mosquitoes, which transmit malaria, are found
  d. occur at higher rates among populations whose genetic heritage can be traces to areas with a high incidence of malaria

Question 2

People's feelings tend to be hurt the most when they receive a clear sign from another person that the person ____.
 
  a. does not care as much as they do about the relationship
  b. is not investing as much as they are in the relationship
  c. is disappointed in them
  d. is angry with them



joshbk44

  • Sr. Member
  • ****
  • Posts: 340
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

For a complete list of videos, visit our video library