Blood Type Genetics

October 30, 2020

Each biological parent donates one of two abo genes to their child. Just like eye or hair color our blood type is inherited from our parents.

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The a and b genes are dominant and the o gene is recessive.

Blood type genetics. I a and i b are dominant over i therefore only people with ii one gene from each parent have type o blood. There are three alleles for the abo gene i a i b and i which produce type a type b and type o blood respectively. Here s the basics about blood types and why they re so important.

Blood inheritance abo blood type. It can also have big implications in pregnancy. The genetics of blood types.

If you know the blood type of two individuals you can easily predict the possible blood types of their children using a punnett square a genetic tool that helps us predict. By jo becerra 5 years ago 6 min read. Blood type o is recessive so a child will only have this blood type if he or she gets two o blood type genes from his or her parents.

Blood types a and b are co dominant so if the father has blood type aa and the mother has blood type bb the child will have a blood type of ab. Knowing your blood type can be super important if you re ever in need of the stuff. How blood type is inherited.

People who have i a i a are type a i b i b are type b and i a i b gives type ab. Everyone has an abo blood type a b ab or o and an rh factor positive or negative.

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