Inherited Disorders (OCR GCSE Biology A, Combined (Gateway Science Suite)): Flashcards
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Cause of genetic disorders
Cause of genetic disorders
Inheriting certain alleles
Polydactyly
Polydactyly
Having extra fingers or toes
Allele type causing polydactyly
Allele type causing polydactyly
Dominant allele
Cystic fibrosis
Cystic fibrosis
Disorder of cell membranes; thick mucus in airways & pancreas
Allele type causing cystic fibrosis
Allele type causing cystic fibrosis
Recessive allele
Parent requirements for CF in child
Parent requirements for CF in child
Both parents carriers OR one has CF + other carrier
Purpose of embryonic screening
Purpose of embryonic screening
Detect if embryo will have genetic condition
Embryonic screening method (lab)
Embryonic screening method (lab)
Cells taken from embryo and analysed
Embryonic screening method (womb)
Embryonic screening method (womb)
DNA extracted from embryos
Ethical argument FOR embryonic screening
Ethical argument FOR embryonic screening
Reduces suffering
Economic argument FOR embryonic screening
Economic argument FOR embryonic screening
Treating disorders is very expensive
Social argument FOR embryonic screening
Social argument FOR embryonic screening
Regulations in place to control it
Ethical argument AGAINST embryonic screening
Ethical argument AGAINST embryonic screening
Could create designer babies
Social argument AGAINST: prejudice
Social argument AGAINST: prejudice
May promote prejudice against those with genetic disorders
Risk of embryonic screening
Risk of embryonic screening
Can lead to miscarriage