Science 9 - Students had a quiz today on organelles and their functions, and spontaneous generation. They then examined the importance of cell division and why it is necessary. Three homework questions were assigned (#1 & 2 on page 149 & Where do red blood cells come from?)   Biology 112 - Students learned about viruses today in class. They also worked on a dichotomous key assignment which they will have some time to finish up tomorrow in class. It is due on Monday.