Saturday, May 5, 2012

Pedigree Chart plz help?

so for bio I have to make a human gentics pedigree my teacher said she want something that show a pattern one thing would be hair but wavy is heterozygous so how can I express wavy on the pedigree?



Pedigree Chart plz help?

You can use Squares for boys and Cirlces for girls. Colour the people with wavy hair and leave the rest of the shapes colourless for the people that don't have wavy hair.



Pedigree Chart plz help?

SS = straight hair



Ss = wavy hair



ss = curly hair



(This is because straight hair is dominant over curly hair, so I use "s" for "straight" Hope I helped, we just learned this like a week ago =] )



Pedigree Chart plz help?

PEDIGREE CHARTS



A pedigree chart shows a record of the family of an individual. It can be used to study the transmission of a hereditary condition. It is particularly useful when there are large families and a good family record over several generations.



You cannot make humans of different types breed together so pedigree charts provide one of the few ethical ways of studying human genetics. Today genetic engineering has new tools to offer doctors studying genetic diseases but a genetic counsellor will still use pedigree charts to help determine the distribution of a disease in an affected family.

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