Cystic fibrosis is an autosomal recessive genetic disorder. Which statement BEST explains how cystic fibrosis is maintained in the gene pool? O A. Organisms that are heterozygous can pass on only the dominant allele. O B. Organisms that are homozygous-dominant pass on either dominant or recessive alleles. O C. Organisms that are heterozygous can pass on the recessive alleles because they are carriers of the disorders but do not show characterisitcs of the disorder becuase they have the dominant allele as well. O D. Organisms that are homozygous-recessive pass on only the dominant allele.

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN:9781305967359
Author:STARR
Publisher:STARR
Chapter13: Patterns In Inherited Traits
Section: Chapter Questions
Problem 3SA: In genetics, F stands for filial, which means ________. a. friendly c. final b. offspring d....
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Cystic fibrosis is an autosomal recessive genetic disorder. Which statement BEST explains how cystic fibrosis is maintained in the gene pool?
O A. Organisms that are heterozygous can pass on only the dominant allele.
O B. Organisms that are homozygous-dominant pass on either dominant or recessive alleles.
O C. Organisms that are heterozygous can pass on the recessive alleles because they are carriers of the disorders but do not show characterisitcs of the disorder becuase
they have the dominant allele as well.
O D. Organisms that are homozygous-recessive pass on only the dominant allele.
Transcribed Image Text:Cystic fibrosis is an autosomal recessive genetic disorder. Which statement BEST explains how cystic fibrosis is maintained in the gene pool? O A. Organisms that are heterozygous can pass on only the dominant allele. O B. Organisms that are homozygous-dominant pass on either dominant or recessive alleles. O C. Organisms that are heterozygous can pass on the recessive alleles because they are carriers of the disorders but do not show characterisitcs of the disorder becuase they have the dominant allele as well. O D. Organisms that are homozygous-recessive pass on only the dominant allele.
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