Need Help! Biology - .15% away from losing 4.0 and 2 days left D:?

a href="http://scholar.google.com/scholar?q=Helianthus+annuus&oe=utf-8&rls=org.mozilla:en-US:official&client=firefox-a&um=1&ie=UTF-8&sa=N&hl=en&tab=ws" rel="nofollow"http://scholar.google.com/scholar?q=Heli…/a