Hemophilia, color-blindness, and muscular dystrophy were all examples of: O a. Dominance O b. Codominance O c. Incomplete dominance O d.X-linked traits
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- a)recessive epistasis b)duplicate recessive epistasis c)normal non-allelic gene interaction d)normal allelic gene interactionIf a girl has a blood type O and the mother has blood type A, what are the possible blood types of the father? Assume no involvement of the Bombay phenotype. (mark all the answers that apply) B O AB C AColor blindness is an X-linked trait caused by a recessive alle A carrier female marries a normal male a. How many male offspring can be expected to be color-blind and have a normal vison? b. How many female offspring can be expected to be carriers and to be normal?
- How is this trait inherited? A. The trait is epistatic. B. The trait is X-linked. C. The trait is dominant. D. The trait is recessive.A cross occurs between a chicken with white feathers and a chicken with black feathers. This results with offspring with some black feathers and some white feathers. What type of inheritance is this? a. incomplete dominance b. complete dominance c. codominance d. blended dominanceHemophilia is an X-linked recessive disease. A hemophilic man marries a woman who is not a carrier of the disease. (a) Draw a Punnett square showing the genotypes of their children. (b) What are the chances that their daughters will be carriers of the disease? (c) What percentage of their children are likely to have the disease?
- Inheritance of sickle - cell anemia demonstrates_____ a ) Multiple allele inheritance c ) a dominant genetic disorder d ) incomplete dominance e ) a sex - linked inheritanceIn humans, unattached earlobes (E) are dominant to attached earlobes (e). If a child is born with unattached earlobes, and a mother with attached earlobes, and a dad with unattached earlobes, what is genotype of the dad? O a. EE or Ee O b. ee O c. Ee O d. Ee or ee O e. EEAssume that a trait is determined by an X-linked dominant gene. Ifthe mother exhibits the trait but the father does not, then theira. sons are more likely than their daughters to exhibit the trait.b. daughters are more likely than their sons to exhibit the trait.c. sons and daughters are equally likely to exhibit the trait
- Two parents learn they are each carriers for Cystic Fibrosis, each having the genotype (Aa). Using a punnett square, perform a genetic cross to determine the probability that their children will inherit two recessive alleles and have Cystic Fibrosis (aa). In your answer, explain the probability using either percentages (%) or odds out of 4 (1/4, 3/4, etc).If an allele must be present on both the maternal and paternal chromosomes to affect the phenotype, the allele is said to be, (a) dominant. (c) complementary. (b) recessive. (d) heterozygous.Detached earlobes (D) are dominant to attached earlobes (d). A heterozygous person is crossed with a homozygous recessive person. Which of the following correctly describes this cross? A. DD x DD B. DD x Dd C. Dd x Dd D. Dd x dd