What percentage of the various phenotypes would be

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), what percentage of the various phenotypes would be anticipated from a cross between a CC woman and a cc man? % curly % wavy % straight Sex-Linked Inheritance 8. What does it mean when someone says a particular characteristic is sex-linked? 9. You are a male, and you have been told that hemophilia “runs in your genes.” Whose ancestors, your mother’s or your father’s, should you investigate? Why? 10. An X C X c female marries an X C Y man. Do a Punnett square for this match. What is the probability of producing a color-blind son? A color-blind daughter? A daughter who is a carrier for the color-blind allele? 11. Why are consanguineous marriages (marriages between blood relatives) prohibited in most cultures? bb BB If the seventh child had blue eyes, the mother must have a b allele as well, so the father would be bb and the m 0 100 0 It is carried on the F(X) sex chromosome Moms because males can only receive the X chromosome from their mothers, the fathers contribution is always (Xc)(Y) (XC)(Y) (Xc)(Xc) Because blook relatives have similar gene pools thus the likelihood of receiving a double-dose of recessive gen (XC) (XC) (Xc) (Y) (XC)(XC (XC)(Y) (XC)(Xc (Xc)(Y)
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309 Review Sheet 45 Probability 12. What is the probability of having three daughters in a row? 13. A man and a woman, each of seemingly normal intellect, marry. Although neither is aware of the fact, each is a heterozygote for the allele for mental retardation. Is the allele for mental retardation dominant or recessive?
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  • Winter '11
  • Staff
  • Nutrition, homozygous recessive individuals, Selitha Saucier, potent gene allele, (XC)(Xc, Language of Genetics

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