CELLS

In biology, an organism is any individual entity that embodies the properties of life.

• True

• False

The word organism comes from the Greek organismos. It is a synonym for "life form".

• True

• False

Cells are made up of five macromolecules: nucleic acids, proteins, lipids, carbohydrates, and synthetic polymers.

• True

• False

Which type of cell has membrane-bound organelles?

• Eukaryotic cells

• Prokaryotic Cells

Eukaryotes may be either unicellular or multicellular.

• True

• False

A cell is the basic unit of life.

Cells are alive.

• True

• False

The outside of a cell composed of a cell membrane and always, a cell wall.

• True

• False

The organelles inside a cell perform specific functions. They control cell activities, provide energy, transport materials, and store materials.

• True

• False

Cell theory states that:

1. All living things are composed of cells.

2. Cells are the basic units of structure and function for living things.

3. All cells come from pre-existing cells. Also, organisms grow by “adding on more cells” NOT by increasing the size of their cells.

• True

• False

Scientist Robert Hooke discovered bacteria.

• True

• False