1. Levels of Cellular Organization

2. How are living things organized?
Organism: a living thing that carries our life processes by itself
Multicellular Organism: made up of more than one cell
Unicellular Organism: made up of one cell

3. How are cells grouped? Specialized: perform certain function
What are some advantages to being an organism with specialized cells?
What are some disadvantages?

4. How are cell organized? Cells → Tissues → Organs → Organ Systems
Tissue: a group of similar cells that carry out the same function

5. How are cells organized?
Organ: a structure made up of a collection of tissue that carries out a specialized function
Different types of tissues work together.
Think of the stomach. Which different types of tissues are working together?

6. How are cells organized?
Organ System: a group of organs that work together to perform body functions
Each organ has a specific job.

7. Structure and Function
What is the connection between structure and function?
Structure: arrangement of parts in an organism or an object
Function: activity of each part in an organism

8. Levels of Organization