Cell Theory Assignment - Teacher Edition PDF

Name: _________________________________________________ Period: ___________ Date:________________ Cell Theory Assignment - Teacher Edition I. Cell Theory The six principles of Cell Theory are shown below: 1. All living organisms are made up of cells....

Name: _________________________________________________ Period: ___________ Date:________________ Cell Theory Assignment - Teacher Edition I. Cell Theory The six principles of Cell Theory are shown below: 1. All living organisms are made up of cells. 2. The cell is the basic unit and structure of life. 3. A new cell comes from a pre-existing cell. 4. All hereditary information is passed from a parent cell to a daughter cell during cell reproduction. 5. All cells have similar chemical composition. 6. Energy flows occur within cells. For each of the statements below, write the number of the principle with which it matches. _________1. Mitochondria convert sugar, oxygen, protein, and fat into energy. _________2. Mitosis is the process where a parent cell divides to two identical daughter cells. _________3. All cells are approximately made up of 70% water, 30% protein and other materials. _________4. Plant and animal tissues are made up of cells. _________5. A virus is not considered a living organism as it is not a cell. II. Contributors to Cell Theory Match the individuals who contributed to cell theory in Column A to their role in the development of the Cell theory in Column B. Column A Column B A. Coined the term cell _________1. Albrecht Von Roelliker B. Concluded that plant tissues are composed of cells. _________2. Anton Van Leeuwenhoek C. Discovered the presence of a nucleus _________3. Carl Heinrich Braun D. Identified the cell as the basic unit of life. _________4. Jakob Schleiden E. Published the first version of the cell theory. _________5. Robert Brown F. Observed tiny mobile objects when he viewed a drop of _________6. Robert Hooke pond water with his microscope. _________7. Rudolf Virchow G. Postulated that cells come from pre-existing cells. _________8. Theodor Schwann H. Realized that both the sperm and egg are also cells. Copyright © iTeachly.com 1  Name: _________________________________________________ Period: ___________ Date:________________ Cell Theory Assignment - Teacher Edition ANSWERS: I. Cell Theory The six principles of Cell Theory are shown below: 1. All living organisms are made up of cells. 2. The cell is the basic unit and structure of life. 3. A new cell comes from a pre-existing cell. 4. All hereditary information is passed from a parent cell to a daughter cell during cell reproduction. 5. All cells have similar chemical composition. 6. Energy flows occur within cells. For each of the statements below, write the number of the principle with which it matches. 1. (F) Mitochondria convert sugar, oxygen, protein, and fat into energy. 2. (C) Mitosis is the process where a parent cell divides to two identical daughter cells. 3. (E) All cells are approximately made up of 70% water, 30% protein and other materials. 4. (B) Plant and animal tissues are made up of cells. 5. (A) A virus is not considered a living organism as it is not a cell. II. Contributors to Cell Theory Match the individuals who contributed to cell theory in Column A to their role in the development of the Cell theory in Column B. Column A Column B A. Coined the term cell 1. Albrecht Von Roelliker(H) B. Concluded that plant tissues are composed of cells. 2. Anton Van Leeuwenhoek (F) C. Discovered the presence of a nucleus 3. Carl Heinrich Braun (D) D. Identified the cell as the basic unit of life. 4. Jakob Schleiden (B) E. Published the first version of the cell theory. 5. Robert Brown (C) F. Observed tiny mobile objects when he viewed a drop of 6. Robert Hooke (A) pond water with his microscope. 7. Rudolf Virchow (G) G. Postulated that cells come from pre-existing cells. 8. Theodor Schwann (E) H. Realized that both the sperm and egg are also cells. Copyright © iTeachly.com 2 Name: _________________________________________________ Period: ___________ Date:________________ Cell Theory Assignment - Teacher Edition Copyright © iTeachly.com 3