× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
Home Q & A Board Biology-Related Homework Help Medicine Nursing and Clinical
New Topic  
unique_elf unique_elf
wrote...
Posts: 977
Rep: 0 0
6 years ago
A child has been diagnosed with sickle-cell disease. The parents ask the nurse how their child got this disease. Which of the following is the best response to give the parents?
 
  1. The mother and the father of the child have the sickle-cell trait.
   2. The mother of the child has the trait, but the father doesn't.
   3. The father of the child has the trait, but the mother doesn't.
   4. The mother of the child has sickle-cell disease, but the father doesn't have the disease or the trait.
Read 43 times
1 Reply

Related Topics

Replies
wrote...
#1
6 years ago
1
Rationale:
1. Sickle-cell disease is an autosomal recessive disorder; both parents must have the trait in order for a child to have 25 chance of having this disease.
2. Both parents must have the trait for the child to have a 25 chance of having this disease.
3. Both parents must have the trait for the child to have a 25 chance of having this disease.
4. Both parents must have the trait for the child to have a 25 chance of having this disease.
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1241 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 1213
  
 698
  
 815
Your Opinion
Who will win the 2024 president election?
Votes: 3
Closes: November 4
Previous poll results: Which of the following is the best resource to supplement your studies: