ORGANISM

1. MACRO MOLECULE

1.1. protein, composed of amino acid.

2. ORGANELLES

3. CELL

3.1. Cells are basic blocks of living things.

3.2. Provide structure for the body.

3.3. Basic structures of all living things.

4. ORGAN

4.1. Are composed of main tissues.

4.2. Some organs are called hollow organs because they have an empty pouch or tube.

4.3. Other organ systems include the immune system.

5. ATOM

5.1. Extremely Small

5.2. Makes Cells

5.3. Made of Portons Neutrons

6. MOLECULES

6.1. Can have different shapes

6.2. Oxygen gas is usually is molecule O2.

6.3. Made up of atoms that form a chemical bond.

7. TISSIVE

8. ORGAN SYSTEM

8.1. Include the Endocrine system.

8.2. Include the Muscular System.

8.3. Include the Lympthic