There's a lot of growth on the way, and soon.CRISPR Therapeutics' (CRSP -0.56%) stock may be down by 21% this year so far, but that doesn't mean you should write it off as a potential investment. The innovative developer of gene therapies is making headway. And its pipeline implies a cornucopia of opportunities for the stock to rise over the coming years, especially if its cardiovascular medicine and oncology programs pan out.Still, investing in biotech companies isn't for the faint of heart, and even a sli ...