1. Characteristics of Living Things
All living things share certain characteristics.

2. Warm Up
What do hedgehogs, flowers, fungus, bacteria, and corn all have in common with one another?

3. Living Things Use Energy
Autotrophs - get energy from sun
Heterotrophs - get energy by consuming nutrients from their environment

4. Living Things Grow & Develop
Each cell divides to make new cells resulting in growth
Some cells become specialized and perform different jobs than others
All living things have an average life span

5. Living Things Reproduce
Sexual - two sex cells required (sperm and egg)
Asexual - only one parent cell is needed

6. Living Things Respond
Stimuli - factors in the environment that living things react to (ex. Light, temperature, sound, etc.)
Response – the result of a stimulus – results in movement
Homeostosis - a relatively stable internal environment - (ex. Human body temp 98.6°F

7. Living Things are Organized
Unicellular (one cell)
- ex. Bacteria
Multicellular (many cells)
- ex. Animals, plants

8. 6. Maintain homeostasis
Homeostasis –