What condition is caused by a dominant allele of a single gene?
A) Down syndrome
B) sickle-cell anemia
C) Huntington disease
D) color blindness
E) Turner syndrome
Correct Answer:
Verified
Q8: Why do X-linked conditions appear more frequently
Q9: An autosomal recessive disorder:
A)requires that only one
Q10: A person who has a recessive disorder
Q11: Genes not found on the sex chromosomes
Q12: What is a recessive disorder?
A)a genetic disorder
Q14: What do hemophilia,Duchenne muscular dystrophy,and red-green color
Q15: Who is a "carrier" of X-linked disorders,such
Q16: A woman who does not carry the
Q17: A woman who is a carrier for
Q18: What percent of males have some degree
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