A man has blood group A and his wife has blood group B. Their first child has blood group AB and the second child has blood group O. What can one conclude
about the blood groups of their future children?
(3)
I
(9)

Their future children can have blood group AB, O, A or B

Explanation:

since the husband had blood group= Heterogeneous A means AO

and,

the wife's blood group= Heterogeneous B or BO

voluntary muscles are controlled by the cerebellum.

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.