Lecture 5 - Pedigree analysis (B) -Protected View-Saved to this P tions Animatio

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Lecture 5 - Pedigree analysis (B) -Protected View-Saved to this P tions Animations Slide Show Review View Help Tell me what you want to do jak ink t can contain viruses. Unless you need to edit, it's safer to stay in Protected View Enable Editing eview php?attempt-496298 e. Need more information Question 8 as red-type color blindness.Both hils parents have normal vislon. Tom ness. Both his par rents have normal vision. Tom Incorrect parents are expecting have another child, who, they k probability that Tom's brother will have normal vision? now, is a boy. What is the 00 points out of 0.20 Flag question Select one: a.% b. 25% c.50% d. 100% e. Need more information Two sunflower plants, one with small size flowers (10cm) and other with large size flowers (20cm) were crossed. The size of the flower is controlled by 3 stion 9 1242 AM 3/8/2018 r10 F6 &4 7 8 6 5

Explanation / Answer

ANS. The probability of Tom's brother to have normal vision is 0%.colour blindness is a common hereditary condition.and it is inheriated from their mother,who's normally a 'carrier ' but not colour blind herself.red or green colour blindness is passed from mother to son on the 23rd chromosome which is known as sex chromosome which determines the sex.

ANS.The probability of inheritance of Huntington disease is 100%.because Huntington's disease is a autosomal dominant disorder which that a person needs only one copy of the defective gene to develop the disorder.with the exception of sex chromosomes,a person inherits two copies of every gene,one copy from each parent.

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