The diagram below shows a family tree. Squares represent males and circles representfemales. Normal individuals are indicated by unshaded squares and circles. Individuals who show...

      

The diagram below shows a family tree. Squares represent males and circles representfemales. Normal individuals are indicated by unshaded squares and circles. Individuals who show genetically controlled defects are indicated by shaded squares and circles.
52720191005.png
a) What is the name given to this type of a family tree?
b) In which of the grandparents is the genetically controlled defects likely to have developed and by what process.
c) Assume the genetically controlled defect was haemophilia,show the genotype of the following:
i. Grandparents
ii. The two couples
iii. The children of the couple that shoed the defect.
iv. What are the symptoms of the defect.
v. What is the remedy?

  

Answers


sharon
a). Pedigree
b). Grand mothers; and by mutation.
c). i) Grand parents XHY, XHXh.
ii). The two couples XhYh; XhY;XhY, XhXH
iii). XhY/XhXh/XhY
iv). Bleed profusely for long period even from the slightest cut, inject with vitamin K to cause blood clotting which
seals up the wound.
v). Inject with vitamin K to cause blood clotting which seals up the wound.
sharon kalunda answered the question on May 27, 2019 at 07:11


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