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Biology 8 Online
OpenStudy (anonymous):

Blood type in humans is an example of trait that has multiple alleles. The alleles for type A blood and type B blood are codominant, and type O blood is recessive to both type A and type B. If a girl with type AB blood has a brother with type O blood and a sister with type B blood, which of the following genotypes could it be possible for their parents to have?

OpenStudy (anonymous):

@malcolmmcswain

OpenStudy (anonymous):

AO and BO AB and OO AB and BO AO and AB

OpenStudy (anonymous):

Is it AO and BO

OpenStudy (malcolmmcswain):

Yup! You're right ^-^

OpenStudy (anonymous):

I am Awesome ! Thanks! Can you help me out with a couple more or no?

OpenStudy (malcolmmcswain):

Sure. :)

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