Unicellular Multicellular

What is the difference between multi-celled and single-celled’s organisms?

• Single-celled organisms are “simple” and multi-celled organisms are “crazy.”

• Single-celled organisms are “super” and multi-celled organisms are “complex.”

• Single-celled organisms are “simple” and multi-celled organisms are “complex.”

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True or False:

Single-celled organisms are able to live as one cell, and multi-celled organisms need many cells to live because each cell has specialized job.

• True

• False

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Which best explains how a single­-celled organism can survive without other cells?

• They do not need any substance from outside of the cell.

• They are able to perform all necessary functions within one cell

• They do not need to perform more than one function to survive.

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Which best describes a difference between single­-celled organisms and multi-cellular organisms?

• Single-­celled organisms are simple, while multi-cellular organisms are complex.

• Single­-celled organisms are complex, while multi-cellular organisms are simple.

How do bacteria control their life processes/basic functions?

• Bacteria control their life processes within multi-­cells.

• Bacteria control their life processes within a single-cell.

• Bacteria work with other cells to control all their life processes.

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What does unicellular mean?

• Many cells

• 2 cells

• 1 cell

• 0 cells

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Which of the following is a single-celled organism?

• Dog

• Snail

• Amoeba

• hat

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Select a unicellular organism?

• Bacteria

• Tree

• Flower

• Frog

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What makes unicellular organisms unique and simple?

• They can do all life process as one cell.

• They can fly and eat at Zaxby’s.

• They can survive working with other single-celled organisms.

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Why do multicellular organisms need so many cells?

• They need specialized cells to survive. Specialized cells perform a specific job/function.

• They need many cells to all do the same job/function.

• They need many cells to have a dancing cell party.

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