Author Question: Which of the following is true of sickle cell disease? a. it shortens the life span of red blood ... (Read 40 times)

SGallaher96

  • Hero Member
  • *****
  • Posts: 509
Which of the following is true of sickle cell disease?
 
  a. it shortens the life span of red blood cells
  b. it causes blood cells to clump together in small blood vessels
  c. it damages the spleen
  d. all of these

Question 2

A point mutation occurs when __________ is changed.
 
  a. a single gene
  b. an allele pair is changed
  c. an introns is changed
  d. a single base in a gene



whitcassie

  • Sr. Member
  • ****
  • Posts: 298
Answer to Question 1

Answer d

Answer to Question 2

Answer d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

For a complete list of videos, visit our video library