<p>^: I think OP wants to major in something scientific for career preparation, and in French “for fun”.
Op: The #1 factor will be GPA + MCAT scores, then research and internships/shadowing.
Everything else will be cherry on the cake. If you don’t have the fundamentals, it won’t help you.
However if you can hack a double major, some med schools actually do care about that as it shows the ability to handle a heavy workload with a high average (double major with a B = no good), and some of the “top” med schools appreciate foreign language fluency, especially when it combines with an international medical experience.</p>