https://drive.google.com/open?id=1SNwvZ_lW7q1AcyUylWG1BQoNdtWHdXd8res1g8Xjhdo


Check out the student activity sheet on population genetics and natural selection.
 





https://docs.google.com/document/d/1yye6P42PYsUbdu1es8403DRQT41rAzcVpOJ95LijDjE/edit


Check out the student activity sheet on ranges of tolerance and physiological stress.