Inheritance : 4.6.1.6 – 4.6.1.8

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  • Created by: MaxR1
  • Created on: 11-10-18 15:12
Is Poldactyly controlled by a dominant or a recessive allele?
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Is Cystic Fibrosis controlled by a dominant or a recessive allele?
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What is the difference between a dominant allele and a recessive allele?
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Define Homozygous
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Define Heterozygous
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What is meant by a ‘carrier’ of a genetic disease?
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Draw a genetic diagram to show why there is an equal chance of a couple having a boy and a girl.
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What is cystic fibrosis a disorder of?
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How many parents must possess the cystic fibrosis gene in order to have a child with the disease?
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What are the features of polydactyly?
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How many polydactyly alleles do you need in order to have the disease?
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... Look at the genetic pedigree above. Explain how Carla can inherit the disease when neither of her parents have it.
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What is the name given to the technique that involves checking whether an unborn child has a genetic disease?
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Give 2 advantages and 2 disadvantages of finding out whether your unborn child has a genetic disease.
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Show how some offspring can be polydactyly and some not from one parent with the trait.
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Show how blue eye colour can be inherited from brown eyed parents.
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Other cards in this set

Card 2

Front

Is Cystic Fibrosis controlled by a dominant or a recessive allele?

Back

...

Card 3

Front

What is the difference between a dominant allele and a recessive allele?

Back

Preview of the front of card 3

Card 4

Front

Define Homozygous

Back

Preview of the front of card 4

Card 5

Front

Define Heterozygous

Back

Preview of the front of card 5
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