The student guide is available for free from biologycorner.com, https://www.biologycorner.com/2016/04/03/frog-dissection-student-guide/
Download provides instructor with an answer key for the student handout.
Student worksheet is available for free download from biologycorner.com. Students identify the controls and variables (manipulated and responding) and write conclusions for short experiments performed by Simpsons characters.
Answer key to https://www.biologycorner.com/2016/06/23/case-study-a-tiny-heart/ where students examine a case about a baby that is born with a heart defect. The student handout is available for free at biologycorner.com
Answer key to worksheet on feedback loops focusing on the interactions between insulin and glucagon to maintain proper glucose balance in the blood. This student worksheet is available for free at www.biologycorner.com
At the beginning of the 20th century, the Kaibab Plateau was witness to an interesting experiment in what some might call population engineering. The plateau’s pre-1905 population of deer was estimated to be around 4,000. The average carrying