1. DO NOW: A human is living A rock is nonliving What makes a living thing different than nonliving things?! What can humans do that rocks cannot?

2. The Characteristics of Living Things
UNIT 2: WELCOME TO LIFE
The Characteristics of Living Things

3. Video

4. All Living Things have organization.

5. All organisms are made from 1 or more cells.
Organism= a living thing

6. Single-celled organisms
Organisms made from just 1 cell living and functioning independently.
Multicellular organisms
Organisms made from 2 or more cells working together to maintain life

8. Video

9. Each cell goes through many chemical reactions to keep the organism alive.
Synthesis
Digestion
The Regents calls these chemical reactions “metabolic processes.”

11. Metabolism- the buildup and breakdown of materials.
All living things go through metabolic processes.
“Metabolic Activities” = the chemical reactions of life!!!

12. All living things must respond to their environment.
Both internal environment and external environment

13. Internal = Inside
External = Outside

14. Living things must maintain homeostasis.
Homeostasis is the balance between a living thing and its environment.
Homeostasis = Balance

15. All living things need a way to reproduce
Reproduction continues life as we know it.

16. Living things need a way to pass on their genetic information, DNA
DNA is the instructions for building life.

17. All Living things grow and develop

18. All Living things grow and develop
All Living things evolve
Life has changed over long periods of time.

19. The 7 Characteristics of Living Things:
Living things have organization
Living things are made from 1 or more cells
Living things go through metabolic activities
Living things maintain homeostasis
Living things reproduce
Living things grow
Living things evolve

20. The 7 Characteristics of Living Things:
Living things have organization
Living things are made from 1 or more cells
Living things go through metabolic activities
Living things maintain homeostasis
Living things reproduce
Living things grow
Living things evolve

21. Define the following terms:
Organism Homeostasis Metabolic Processes External Internal Single celled organism Multicellular organism