Cell Theory

An organism made of one cell is called

• unicellular organism
• multicellular organism

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. 

How are unicellular organisms different from multicellular organisms? 

• There are no differences.
• They are made of many cells. 
• They are only classified as prokaryotes.
• They are made of only one cell. 

An Amoeba is a unicellular, animal-like protist that lives in ponds and streams. According to cell theory, where did this cell come from?

• another pre-existing amoeba cell.
• energy from sun that allowed the protist to reproduce.
• a multicellular organism.
• the nonliving environment.

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

Which of the following scientists concluded that all animals are made of cells?

• Rudolf Virchow
• Matthais Schleiden
• Robert Hooke
• Theodor Schwann

The 3 parts of the Cell Theory are...?

• All living things are composed of cells

  Cells are the basic units of structure and function in living things

  All cells are produced from other cells

• All living things are composed of cells

  Cells are the basic units of dance and vibes in living things

  All cells are destroyed from other aliens

• All living things are composed of Jell-O

  Cells are the basic units of structure and function in living things

  All cells are produced from factories in Canada

• All living things are composed of cells

  Cells do karate and practice eating whole pies in their free time

  All cells are produced from other cells

All living things are made up of

• Prokaryotic Cell

• Eukarytoic Cells

• Either prokaryotic or eukaryotic cells

Which of the following statements is not part of the cell theory?

• Cells are the basic unit of structure and function in all living things.
• All cells are produced from other cells.
• Only animal cells are composed of cells.
• All living things are composed of cells.

Who was the "scientist" who observed pond water and teeth scrapings in his microscope?

• Hooke
• Leeuwenhoek
• Schleidian
• Virchow