Hemophilia is a disease that causes uncontrollable bleeding. If a father has it, all of his daughters will be carriers of the disease, and about half of his sons will have the disease. Which macromolecule is involved in how hemophilia is passed from parents to their children?

- carbohydrate
- lipid
-Nucleic acid
- protein

Protein is the macromolecule that is involved in how hemophilia is passed from parents to children

Explanation:

Hemophilia A, also called factor VIII (8) deficiency or classic hemophilia, is a genetic disorder caused by missing or defective factor VIII (FVIII), a clotting protein. Although it is passed down from parents to children, about 1/3 of cases found have no previous family history.

the answer would be..

b. sucking