Science

1. parts of the cell

1.1. nucleous

1.2. vacuole

1.3. cell membrane

1.4. cell wall

2. organelles

2.1. parts of the organelles

2.1.1. nucleous

2.1.1.1. cell wall

3. cells

3.1. brain cell

3.2. blood cell

3.3. sperm cell

4. microscope

4.1. used to see litlle things

4.2. list of microscopes

4.2.1. light microscope

4.2.2. energy microscope