Variables/levels of Org./Structure and Function/Homeostasis

The way something is put together is called the

The purpose of something is called the

The basic unit of structure and function in all living things are called

Groups of cells that are similar in structure and function make up

• organs

• tissues

• organ system

• organism

Groups of tissue that work together make up an

• organ

• tissue

• organ system

• organism

Groups of organs that work together to perform a specific function.

• tissue

• cells

• organism

• organ system

Explain what homeostasis is.

Ruthie has a pet goldfish. After several months the goldfish quits growing. Ruthie’s Mom told her the goldfish might have stopped growing because the tank is too small. Ruthie measures the size of her goldfish in its current tank, and then puts the goldfish in a larger tank. After 2 months the goldfish is now 1cm longer. Type your answers below in the response box.

a. Independent Variable = ________________________________________

b. Dependent Variable = _________________________________________

c. Control = ___________________________________________________

List the levels of organization of life from smallest to largest.