- O parent x O parent = O child
- O parent x A parent = A or O child
- O parent x B parent = B or O child
- O parent x AB parent = A or B child
- A parent x A parent = A or O child
- A parent x B parent = A, B, AB or O child
- A parent x AB parent = A, B or AB child
- B parent x B parent = B or O child
- B parent x AB parent = A, B or AB child
- AB parent x AB parent = A, B or AB child
Note: Above details are not 100% accurate. It is recommended that a physician be consulted for advice in the event of any doubt or need for therapy.