Complex sentence: There he got involved in marine biological research along the outer coast of the Olympic Peninsula of Washington, spent a semester at Friday Harbor Marine Laboratory, graduated with a B.A. in Zoology, and was accepted to Harvard University's Ph.D. program in biology.
Split into simpler sentences: There he got involved in marine biological research along the outer coast of the Olympic Peninsula of Washington, spent a semester at Friday Harbor Marine Laboratory, and graduated with a B.A. in Zoology. He was accepted to Harvard University's Ph.D. program in biology.