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k123p k123p
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6 years ago
A child with cystic fibrosis (CF) asks the nurse why he has this disease, but his parents are perfectly healthy. The nurse explains:
 
  A) Environmental conditions affect on alleles and therefore who get CF
  B) Both parents are carriers and have a recessive genotype with alleles for CF.
  C) One of your parents may have a mild recessive form of CF.
  D) Both parents have homozygous pairing of two alleles for CF.
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kmoralessskmoralesss
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k123p Author
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6 years ago
This site is awesome
54321abs
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
sudenzia
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2 hours ago
this is exactly what I needed
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