In another post you ask about being an engineering major. http://talk.collegeconfidential.com/college-admissions/2115038-how-hard-is-it-to-get-into-an-engineering-major-at-a-top-school-as-a-biology-focused-student.html#latest
I’d suggest you follow your varied interests and wait until later to determine if you want to apply to a business school, an engineering program, or anything else.