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

Captions and Relative Scale and Magnification Visualization Exercise 3.7 2

Look at page 25 in your lab notebook 3

Visualization Exercise 3.8 Numbering Visualization Exercise 3.8 4

Look at pages 4-7 in your resources book 5

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

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

Resources, P. 7 8

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