Homeostasis in Cells to Organisms

The basic unit of structure and function in living things

• cell

• tissue

• organ

• organ system

• organism

A group of similar cells that perform the same function.

• cell

• tissue

• organ

• organ system

• organism

A collection of tissues that carry out a specialized function of the body

• cell

• tissue

• organ

• organ system

• organism

A group of organs that work together to perform a specific function

• cell

• tissue

• organ

• organ system

• organism

A living thing that can exist on its own; may be one celled or many cells

• cell

• tissue

• organ

• organ system

• organism

A single-celled organism is called

• unicellular

• multicellular

• prokaryote

• eukaryote

An organism that is made up of many cells is called

• unicellular

• multicellular

• prokaryote

• eukaryote

The type of organism that does NOT enclose their DNA in a nucleus; also known as bacteria

• unicellular

• multicellular

• prokaryote

• eukaryote

The type of organism that DOES enclose their DNA in a nucleus

• unicellular

• multicellular

• prokaryote

• eukaryote

Which of the following correctly demonstrates the levels of organization in living things, from smallest to largest?

• cell ---> tissue --> organ --> organ system --> organism

• organism --> organ --> tissue --> organ system --> cell

• cell --> organ --> tissue --> organ system --> organism

• none of these are correct