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Restriction maps of two alleles of the cystic fibrosis gene are shown below. The restriction enzyme EcoR1 cuts the normal allele at the site indicated with a vertical arrow.

Which fragment(s) would be detected on an electrophoresis gel following EcoR1 digestion of the region from a person who is heterozygous for the two alleles? (Picture atached)

1 kb only
4 kb only
5 kb only
1 and 4 kb only
1, 4, and 5 kb

Restriction maps of two alleles of the cystic fibrosis gene are shown below The restriction enzyme EcoR1 cuts the normal allele at the site indicated with a ver class=

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meerkat18
The question is asking to choose among the following choices that states the fragment that would be detected on an electrophoresis gel, and base on my research, I would say that the answer would be 4 kb only, I hope you are satisfied with my answer and feel free to ask for more 

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