Cell Theory

Which option is NOT part of the Cell Theory?

• All living organisms are composed of cells. They may be unicellular or multicellular.

• The cell is the basic unit of life.

• Cells arise from preexisting cells.

• Animals are living organisms.

_____________ outlines what a cell is and what all cells have in common.

Which of the following are included in the modern version of the Cell Theory? (choose all that apply)

• Energy flow occurs within cells.

• Hereditary information (DNA) is passed on from cell to cell.

• All cells have the same basic chemical composition.

• A cell contains organelles, or tiny cellular structures.

What are the two primary types of cells?

• organelles and DNA

• eukaryotic and prokaryotic

• plasma and ribosomes

• membrane and proteins

Which are examples of eukaryotic cells?

• bacteria

• archaeans

• plasma and ribosomes

• animal cells, plant cells, and fungal cells

Which are examples of prokaryotic cells?

• bacteria and archaeans

• animal cells

• plant cells

• fungal cells

Which cells have a nucleus?

• Eukaryotes

• Prokaryotes

What is the name for tiny cellular structures that carry out specific functions necessary for life?

• organelles

• DNA

• plasma membrane

What is DNA?

• a membrane that separates the cell from its surroundings

• the genetic information necessary for directing cellular activities

• organelles that produce proteins for the cell

• Theodor Schwann, Matthias Schleiden, and Rudolph Virchow

Credit for the formulation of the Cell Theory is given to German scientists ______________, _________________, and ____________.

• Cristiano Ronaldo, Lionel Messi, and Pele.

• Ms. Sheehan, Ms. Sefchek, and Ms. Davis.

• Albert Einstein, Isaac Newton, and Nikola Tesla.

• Theodor Schwann, Mattias Schleiden, and Rudolph Virchow.