Ease of Intra-CALS Transfer/Double Majoring

<p>Curious about the AEM program but not sure if I'll be able to get in. I'm already interested in the Bio programs CALS offers and my application shows more interest in that area. How easy is it to transfer into AEM once you get in, or to double major with AEM? I'm aware of the requirements of 2.75+ GPA and B+ or better in ECON/AEM courses (minimum 2).</p>