AP Biology Unit 4 Cell Communication and Cell Cycle

Which scientist did NOT contribute to the cell theory?

• Anton Van Leeuwenhoek

• 
  Robert Hooke

• Albert Einstein 

• 
  Matthias Schleiden

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Cells are often called "the ____ of life."

• bread

• road map

• building blocks

• meaning

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A plant and an animal are both living things. According to the Cell Theory, what can you conclude about these two very different organisms?

• Plants have cells but animals do not.

• They are both made of one or more cells. 

• They both come from the same kind of cell.

• They both come from a non-living organism.

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A cell that has a true nucleus

• Prokaryotic

• Eukaryotic

Plants and animal cells are examples of ___ cells

• prokaryotic cells

• eukaryotic cells

• both eukaryotic and prokaryotic

• neither

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Bacteria is an example of a(n)

• prokaryotic cell.

• eukaryotic cell.

This is a picture of:

• Prokaryote

• Eukaryote

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This organelle controls what goes in and out of plant and animal cells.

• Cell Wall

• Cell Membrane

• Chloroplasts

• Cytoplasm

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The _____________ holds the DNA, and controls the functions of eukaryotic cells.

• Nucleus

• Nuclear Membrane

• Mitochondria

• Chloroplast

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The _____________ is a gel-like fluid that fills plant and animal cells. It holds the organelles in place and gives each cell its shape.

• Cytoplasm

• Cell Membrane

• Cell Wall

• Chloroplast

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