fundamental units of life

An individual living thing that can function on its own is a

(an )

• organism

• cell

Which sentence below is true about cells?

• Plant and animal cells are living.

• Plant and animal cells are non­living.

• Only plant cells are living.

• Only animal cells are living.

Bacteria are each composed of one cell that does not have a membrane-bound organelle. What two terms characterize bacteria?

• Multicellular and Prokaryotic

• Unicellular and Prokaryotic

Which statement is true about cell theory?

• Cell theory states that all cells are non­living.

• Cell theory states that cells can come from non­living

  things.

• Cell theory states that all cells arise from other cells.

• Cell theory says animal cells are the only type of

  living cells.

Four characteristics of living things are

• made of cells, takes in nutrients, need/use water, and respond to the environment.

• made of cells, do not grow, do not reproduce, and need/use water.

How are cells like building blocks?

• Cells are tough and cannot be broken.

• Cells build on one another to form a structure.

• All cells are weak and break apart.

• Cells need to be stuck together in order for them to

  be strong.

A thin flexible substance that encloses something and acts as a barrier

• Membrane

• Cell

What is the key difference between eukaryotic and

prokaryotic cells?

• Eukaryotic cells contain a membrane­-bound nucleus

• Prokaryotic cells contain a membrane­-bound nucleus

• Prokaryotic cells contain membranes

• Eukaryotic are the only cells that grow

Choose all the terms which describe this organism

• Eukaryotic

• Prokaryotic

• Unicellular

• Multicellular

Choose all the terms which describe this organism.

• Eukaryotic

• Prokaryotic

• Unicellular

• Multicellular