How Stella's view of these plant cells and their parts changed as she transitioned through the three levels of magnification. Be sure to identify at least one cell structure or part of the leaf cells in your description.

3. draw a topographic map that displays the following features: (4 points each) a. the contour interval is 20 meters. b. the point of lowest elevation is 960 meters. c. the point of highest elevation is 990meters. d. there is at least one sinkhole or depression, at any elevation. e. there is at least one steep slope and one gentle slope.