Who are you to tell us to not trust our eyes? When you're wrong at trivia, can you just claim "I meant [the right answer]"? If that's what you meant, perhaps you would have said it, but if you would had said it, it would have ruined your argument.

Simply put, you haven't made a convincing case that genetics, a science affecting all life, not just humans, is "not a credible science", despite indeed involving experiments all the time.

Below is where you can make that case.