Inherited Disorder Cystic Fibrosis Quiz

What is the allele symbol for normal cell membrane function?

• Capital N

• Lowercase c

• Capital C

• Lowercase n

What is the allele symbol for defective cell membranes?

• Capital D

• Lowercase f

• Lowercase c

• Capital C

How is cystic fibrosis inherited?

• From siblings

• From grandparents

• From both parents

• From one parent only

What is the genotype of a person who is a carrier of the cystic fibrosis allele?

• Capital C lowercase c

• Lowercase c lowercase c

• Lowercase c

• Capital C capital C

What is the genotype of a person who does not have cystic fibrosis and is not a carrier?

• Lowercase c

• Capital C lowercase c

• Capital C capital C

• Lowercase c lowercase c

What is the probability of offspring being carriers of the cystic fibrosis allele?

• 25%

• 75%

• 50%

• 100%

What is the probability of offspring having cystic fibrosis?

• 100%

• 75%

• 50%

• 25%

What percentage of the offspring are unaffected by cystic fibrosis?

• 75%

• 25%

• 100%

• 50%

What is the genotype of offspring who are carriers of the cystic fibrosis allele?

• Capital C lowercase c

• Lowercase c

• Lowercase c lowercase c

• Capital C capital C

What is the genotype of offspring who have cystic fibrosis?

• Lowercase c

• Lowercase c lowercase c

• Capital C capital C

• Capital C lowercase c