Cells and Cell Theory

Front

What do amoebas and humans have in common?

Back

Both are made up of cells.

Front

What did Robert Hooke discover in 1665?

Back

He discovered cells, the individual structural units of living matter.

Front

What does 'multicellular' mean?

Back

Having many cells.

Front

What does 'unicellular' mean?

Back

Having only one cell.

Front

What must organisms have to carry out the functions of life?

Back

They must have at least one cell.

Front

What is the basic unit of life?

Back

The cell.

Front

What is cell theory?

Back

Cell theory states that all living things are made of cells, cells are the basic unit of life, and all cells come from pre-existing cells.

Front

What are the two main types of cells?

Back

Prokaryotic and eukaryotic cells.

Front

What is a prokaryotic cell?

Back

A simple cell without a nucleus, such as bacteria.

Front

What is a eukaryotic cell?

Back

A complex cell with a nucleus, such as plant and animal cells.