1. Day 18 What do a paramecium and a human cheek cell have in common?
They both have all seven characteristics of life.
How are they different?
A paramecium is an organism, so it can survive on its own.
A cheek cell can't survive without the rest of the human.
Name the three domains.
Archaea, Bacteria, & Eukarya
How is Eukarya different from the other two domains?
Organisms in domain Eukarya are made of one or more cells that have a nucleus. All organisms in the other two domains are unicellular and do not have a nucleus. 1 1

2. Captions and Relative Scale and Magnification
Visualization Exercise 3.7 2

3. Look at page 25 in your lab notebook3

4. Visualization Exercise 3.8
Numbering
Visualization Exercise 3.8 4

5. Look at pages 4-7 in your resources book5

6. Why does each microorganism have a number next to it?
Question
Why does each microorganism have a number next to it? 6

7. Visualization Exercise 3.9
Diagram vs. Real Image
Visualization Exercise 3.9 7

8. Resources, P. 7 8

9. 9