Front

In order to sustain life, all cells must...

Back

digest nutrients and water, excrete waste and fluids, maintain a homeostasis environment (aka cellular respiration and regulation). All of the above.

Front

What is the basic structural and functional unit of all living things?

Back

Cell.

Front

Why are rocks not considered living?

Back

They are not made of cells.

Front

Who was the first scientist to observe bacteria under a microscope?

Back

Anton van Leuwenhoek.

Front

What is NOT a part of cell theory?

Back

All cells have a nucleus.

Front

What is a cell?

Back

The basic structural and functional unit of all living organisms.

Front

What are the three main points of cell theory?

Back

1. All living things are made of cells. 2. Cells are the basic unit of structure and function in living things. 3. All cells come from existing cells.

Front

What is homeostasis in cells?

Back

The ability of a cell to maintain a stable internal environment.

Front

What is the function of the cell membrane?

Back

To protect the cell and control what enters and leaves.

Front

What are prokaryotic cells?

Back

Cells that do not have a nucleus or other membrane-bound organelles.