To create that foundation, take at least five solid academic classes every semester. Start with the Most colleges want students with three years of high school math. The more Biology; Chemistry or physics; Earth/space science. Schools that.
This material roughly covers a first-year high school or college course, and a good Chemistry draws on math, physics, and general science skills. See how to.
Advanced Chemistry Courses (B.A., 12 s.h.) Calculus for Biological Sciences (preferred), MATH.