Complex sentence: Ayr Community High School in 1978; received a bachelor of science degree in biology/chemistry from Iowa Wesleyan College in 1981, and earned her doctorate in biochemistry from Rice University in 1985 where she was a Robert A. Welch Predoctoral Fellow.
Split into simpler sentences: Ayr Community High School in 1978 and received a bachelor of science degree in biology and chemistry from Iowa Wesleyan College in 1981. She then went on to earn her doctorate degree in biochemistry from Rice University in 1985, where she was a Robert A. Welch Predoctoral Fellow.