IB35ACS Study Guide

75 million create baseline for intelligence testing

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Unformatted text preview: t their own genetic makeup BRCA Mutations (Breast & Ovarian Cancer) ● Substantial risks ● Inheritance – dominant way Disclosing one’s genetic information can affect another’s ● Ex:) One sister wants to know genetic makeup, the other doesn’t;7 tested sister has BRCA mutation, we know her parents had it, so the other sister (that doesn’t want to know) has 50% chance of BRCA mutation too What if non- disclosure leads to incorrect tests being ordered? At first, BRCA mutation was mostly focused, but later other gene mutations were found as well Huntington Disease ● Debilitating, progressive neurological disease – lack of control over motor system & *personality change* (happy- go- lucky to angry, even suicidal, etc.) ● Median age of onset: 35- 45 ● Autosomal dominant ● Carriers can’t be distinguished from those who don’t, until the onset of disease ● Complicated – do people want to know if they have these genes? ● Prenatal diagnosis ○ Amniocentesis – sample fetal tissue ○ Fetal tissue – test for mutation/specific changes ○ Women use information that the amino reveals to decide whether to keep the baby or not Tricky case: mother wants to know if child has risk of Huntington, dad doesn’t want to know if he has...
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This document was uploaded on 03/11/2014 for the course IB 35AC at Berkeley.

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