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melamori03 [73]
3 years ago
14

The ABO blood type locus has been mapped on chromosome 9. A father who has type AB blood and a mother who has type O blood have

a child with trisomy 9 and type A blood. Using this information, can you tell in which parent the nondisjunction occurred? explain your answer.
Biology
1 answer:
Firlakuza [10]3 years ago
6 0
The answer u r looking for is- No. The child can be either IAIAi or IAii. A sperm of genotype IAIA could result from nondisjunction in the father during meiosis II, while an egg with the genotype ii could result from nondisjunction in the mother during either meiosis I or meiosis II. Hope this helped :)
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