He seems to quietly contemplate the information for a moment. Or at the very least the parts of it he can understand. And after that quiet moment, he gestures from the microscope with Senku's blood under it over to the thing that currently has his own blood.

"Is something wrong with me if it looks different than yours?"

Because that's kind of how it sounds when Senku puts it like that. But Inigo doesn't think he feels any different than any other human being would.. Probably.