ES 120- Today Period 1 had a presentation by Lindwood Dunham, instructor of the Envionmental Technology course at NBCC.  Period 3 ES120 will have the same presentation on Thursday.  Period 3 today discussed population and were given an inclass population assignment which will be continued tomorrow in class.   Biology 112- We started a discussion today about cells.  Homework- students are to define the bolded highlighted text on pages 176-181 for tomorrow's class discussion about cell functions.