Cellular Theory & Levels of Organization of Living Things

The invention of the light microscope was helpful because ...

• it made possible for people to learn about cells
• it helped people to focus light

The following scientists contributed to cell theory EXCEPT 

• Schielden
• Hooke
• Leeuwenhoek
• Percy

Cell theory was developed by ...

• Hooke
• many scientists
• C. Ramseur
• C. Wentz

The following facts are apart of the cell theory EXCEPT 

• All living things are made of cells
• Cells cannot reproduce
• Cells come from other cells
• Cells are the basic unit of life

Living things have structure and function which describes ...

• cell theory
• natural selection

The _______ is the smallest structural and functional unit of a living thing.

• cell

• metabolism

• nutrition

• defense

All living things are made up of...

• cells
• cell tissues
• organ
• organ systems

Which statement is a part of the cell theory?

• all cells come from preexisting cells
• bacteria are prokaryotic cells
• eukaryotic cells are complex
• humans are multicellular

All organisms are made of:

• organelles
• cytoplasm
• DNA
• cells

All cells -----

• come from other dead cells

• come from other living cells

• crystallize out of the air