How would being lactose intolerant affect someone who has galactosemia? It would make the effects of galactosemia more severe, because more galactose would be metabolized. It would make the effects of galactosemia more severe, because more lactose would be metabolized. It would be protective, because less dietary lactose would be hydrolyzed into glucose and galactose. It would have no effect.

It would make the effects of galactosemia more severe, because more lactose would be metabolized.

Explanation:

Galactosemia is an autosomal recessive disorder. People with this order usually have no problem in the digestion of lactose or absorption of galactose.

People who are lactose intolerant must however avoid food with large amounts of lactose because they can’t digest or metabolize it though they are able to digest and metabolize galactose.