Levels+of+Cell+Organization

(Use textbook page 85)
 * Levels of Cell Organization** Diagram

1. Cells are the basic units of structure and function in living things.

2. Living things are made of cells. Structure is how something is made.

3. Cells function similarly in all organisms. Cells carry out the basic process of life. Function = what something does.

4. All living things are called organisms....

5. In multicellular organisms, cells are often organized into tissues, organs, and organ systems.

6. Tissues are...

7. Organs are...

8. Organ systems are...

Draw the following:

What level of organization is a brain?

What organization level is a skeleton? What oganization level is a bone?

What organization level is the heart?