Inherited Disorders (OCR GCSE Biology A, Combined (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What causes genetic disorders?
What causes genetic disorders?
Inheriting certain alleles
What is polydactyly?
What is polydactyly?
Having extra fingers or toes
What type of allele causes polydactyly?
What type of allele causes polydactyly?
A dominant allele
What does cystic fibrosis affect?
What does cystic fibrosis affect?
Cell membranes
Where does thick mucus build up in cystic fibrosis?
Where does thick mucus build up in cystic fibrosis?
Airways and pancreas
What type of allele causes cystic fibrosis?
What type of allele causes cystic fibrosis?
A recessive allele
For a child to have CF, what must be true of the parents?
For a child to have CF, what must be true of the parents?
Both are carriers, or one has CF and the other is a carrier
What does embryonic screening allow scientists to do?
What does embryonic screening allow scientists to do?
Observe if child will have genetic condition
How can embryonic screening be done on lab-developed embryos?
How can embryonic screening be done on lab-developed embryos?
Cells taken from embryo and analysed
What is an ethical argument FOR embryonic screening?
What is an ethical argument FOR embryonic screening?
Reduces number of people suffering
What is an ethical argument AGAINST embryonic screening?
What is an ethical argument AGAINST embryonic screening?
Could encourage designer babies
What is a social argument AGAINST embryonic screening?
What is a social argument AGAINST embryonic screening?
The procedure can lead to miscarriage