Each Investigation has vocabulary words that your child will be tested on each week. There are repeats in the Investigations. Please make sure your child studies the vocabulary words for the investigation we are working on each night until they have the test. 

Investigation 3

1. Cell- the smallest structure of living organisms that can perform functions necessary for life. Most cells are microscopic.

2. Cell membrane- the outer layer of a cell. The cell membrane helps control what can enter and exit a cell.

3. Cytoplasm- the gel-like area of a cell between the nucleus and cell membrane where many of the functions of the cell occur.

4. Eukaryotic cell- a cell that contains a defined nucleus.

5. Nucleus- small sac inside a cell that contains or contained DNA. One type of organelle in a cell.

6. Organelle- a small structure inside a cell that performs a specific function.

7. Prokaryotic cell- a cell that does not contain a clearly defined nucleus.