Saturday, December 21, 2013

Class 27



    Today in class we learned about special genetics. We learned about multiple alleles, sex linked and autosomal cases, incomplete and codominance, blood types and pure and hybrid crosses.
This video helped me understand topics we learned in class.
Video on Incomplete Dominance, Sex Linked and codominance genetics


Specific combinations of genes determine traits such as color and skin pigmentation.
Incomplete dominance is when there is no longer a dominant gene
In this example, red and white flowers cross and create pink flowers.

We also learned about sex linked genes


The x chromosome carries and shows the trait but the y chromosome does not. The woman then controls what the phenotype will be.

We also learned about blood types and predicted what the blood types of the offspring would be if given the blood types of the parents or the other way around.


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