Complex sentence: Columbia University's Jesup Lectures were the starting point for many of the most important works of the modern evolutionary synthesis, the presenters introduced the connection between two important discoveries--the units of evolution (genes) with selection as the primary mechanism of evolution.
Split into simpler sentences: Columbia University's Jesup Lectures were the starting point for many of the most important works of the modern evolutionary synthesis. The presenters introduced the connection between two important discoveries--the units of evolution (genes) with selection as the primary mechanism of evolution.