Living things are?

1
Living things are?

• What are characteristics of living things?

2
Living things are

• Made up of cells (living matter enclosed by a
  barrier)
• 2. Reproducesexual or asexual
• 2 parents 1 parent

3
Living things are

• 3. Based on genetic code
• Organisms resemble their parents DNA
• Grow and develop
• At some point in life

4
Living things are

• 5. Need materials and Energy
• Metabolism breaks down or builds up materials
• 6. Respond to their environment
• All respond to a signal (stimulus)

5
Living things are

• 7. Maintain internal balance
• All have some type of homeostasis (way to keep
  balanced, ex temperature, blood
• sugar, water content)

6
Living things are

• 8. As a group changing over time
• Traits that help an organism to survive will
  be seen more often

7
Life can be studied at all levels

• 1. Molecules
• Group of atoms
• 2. Cells
• Smallest unit of life

8
Life can be studied

• 3. Groups of cells
• Tissues, organs, organ systems
• 4. Organism
• Individual living thing

9
Life can be studied

• 5. Population
• Group of organisms that live in an area
• 6. Community
• Populations that live together in a defined area

10
Life can be studied

• 7. Ecosystem
• Community and its nonliving surroundings
• 8. Biosphere
• The part of the earth that contains all ecosystem