1. Rules of Scientific Diagrams
How to Draw Microscopic Images

2. Rules of Scientific Diagrams
Do NOT copy
Each diagram MUST include:
Title
Magnification
Date
Detail
Labels
Each diagram MUST:
Be drawn on a blank paper
Be drawn in pencil
Be at least 10 cm in diameter
Be professional (e.g. lines drawn with rulers)

3. Why am I
SO picky????!

4. What is this??? putting green? donut? cell? key? landscape?
bottle opener?
egg?

5. IMPORTANT NOTE
Diagrams must be very descriptive and require many components in order to be properly understood

6. Diagram Components
Title
Magnification
Date
Labels
Detail

7. Diagrams need a…..
title
The title needs to tell the viewer what the diagram is supposed to be representing

8. Diagrams need a….. magnification
The magnification tells the viewer how many times the object has been “blown up” in size
Will be either 40x, 100x, or 400x in this unit

9. Diagrams need a…..
date
The date tells the viewer what day the diagram was drawn on

10. Diagrams need…..
labels
The diagram requires labels to tell the viewer what each part of the diagram is

11. Diagrams need.….
detail
The diagram needs to be detailed enough to show contours and textures between different parts
Do NOT use colour (pencil crayons) when drawing biological drawings

12. Professional Guidelines
Blank paper
Drawn in pencil
Neat and professional
Use Petri Dish or compasses to draw your field of view
I WILL NOT ACCEPT ANY DIAGRAM THAT DOES NOT FOLLOW THE PROFESSIONAL GUIDELINES

13. November 17, 2011
A Egg Frying
Egg white
Egg yolk
1 x

14. How would you draw the following image?
These are human red blood cells that were viewed at a magnification of one thousand from their actual size. They were observed on November 17, 2011.

15. Assignment DUE: Thursday, November 17, 2011
Use a microscope to locate a few cells of the Elodea leaf (prepared slide)
Using the guidelines for drawing scientific diagrams, make a diagram of what you see in the microscope
Label the following:
Cell wall (the outer part of the cell)
Chloroplasts (the little green things in the cell)
Cytoplasm (the blank space in the cell)
DUE: Thursday, November 17, 2011