A.
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Answer:
Possible blood type of their children is type A and type B blood
Explanation:
A person can have type A, type B, type AB or type O blood.
A woman who has type AB blood marries a man with type O blood.
Parents AB x OO
Possible genotypes AO BO
Possible blood type of their children is type A and type B blood
Answer:
How does the bird's long beak help it survive?
Explanation:
It could be to crack nuts or to help dig up bugs. This should work unless the question needs to be about cells and stuff.