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BIOL 111 (49)
Chin Sun (15)

week 11.3.docx

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BIOL 111
Chin Sun

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113 Concluding genetics genotypes and phenotypes Learning outcome You will be able to figure out the genotypes and phenotypes of offspring based on the phenotypes and genotypes of their parentsWhat happens if Meiosis goes wrong Some gametes have extra chromosomes or fewer chromosomes than they are supposed to havePossible consequencesDown syndrome One in 733 babies born have DownsyndromeIndividuals with Down syndrome are sterile and have otherhealth issues such as heart defects and susceptibility torespiratory infectionsThey are also prone to developleukemia or Alzheimers diseaseThe likelihood of having a child with Down syndrome increases with the mothers age Due to the increasing high risk pregnant women over 35 are candidates for fetal testing to check the chromosome of t
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