How Do the Two Alleles of the CFTR Gene in a Lung

question 114

Multiple Choice

How do the two alleles of the CFTR gene in a lung cell differ?

• A) They are inherited from different parents.
• B) One is on chromosome 7 and one is on chromosome 3.
• C) Only one is expressed.
• D) They are inherited from different parents,they are on different chromosomes,and only one is expressed.
• E) There is no difference because they are both the same gene.

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