Prokaryotic Cells

Front

What is a prokaryotic cell?

Back

A prokaryotic cell is a simple, unicellular organism that lacks a nucleus and membrane-bound organelles. Examples include bacteria and archaea.

Front

What are the two main types of cells?

Back

Prokaryotic cells and eukaryotic cells.

Front

What is the primary characteristic of prokaryotic cells?

Back

Prokaryotic cells are unicellular and do not have a nucleus.

Front

What structures are common in both prokaryotic and eukaryotic cells?

Back

Cell membrane and cytoplasm.

Front

What is the function of the cell membrane?

Back

The cell membrane controls the movement of substances in and out of the cell.

Front

What is DNA?

Back

DNA (deoxyribonucleic acid) is the molecule that carries the genetic instructions for life.

Front

What is the role of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis in the cell.

Front

What is the difference between archaebacteria and eubacteria?

Back

Archaebacteria are ancient bacteria that often live in extreme environments, while eubacteria are more common and found in a variety of environments.

Front

What is a cell wall?

Back

A cell wall is a rigid outer layer that provides support and protection to some cells, such as plant cells and bacteria.

Front

What is the significance of prokaryotic cells in the history of life on Earth?

Back

Prokaryotic cells are considered the oldest life forms on Earth, dating back billions of years.