AP Biology Unit 4 Cell Communication and Cell Cycle

All cells come from___________ cells.

• pregnant

• pre-existing

• paternal

• pin size

What is the basic structural and functional unit of all living things? 

• atom

• cell

• molecule

• human

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All cells are produced ____________.

• From pre-existing and deceased cells

• from other pre-existing cells

• Cells can come from anywhere, as long as there is the sun.

An organism made of one cell is called

• unicellular organism

• multicellular organism

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What is one way in which all living things on Earth are alike?

• All living things have hair.

• All living things are made of cells and come from other cells.

• The cells of all living things have chloroplast.

• All living things can move. 

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what is a cell classified as?

• a basic unit of structure and function of all living organisms

• a unit based on only plants and animals that are living

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In order to sustain life, all cells must...

• digest nutrients and water

• excrete waste and fluids

• must be able to maintain a homeostasis environment (aka cellular respiration and regulation)

• All of the above

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Which is NOT part of the Cell Theory

• New cells are produced from existing cells

• All living things are composed of cells

• Only eukaryotic cells have a nucleus

• Cells are the basic unit of structure & function in living things

All living things are made up of...

• cells

• cell tissues

• organ

• organ systems

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Who looked at cork and named the cell?

• Robert Hooke

• Van Leeuwenhoek

• Robert Brown

• Francesco Redi