Cell Structure and Transport Review

Front

What type of cell is characterized by having a nucleus and membrane-bound organelles?

Back

Eukaryotic cell

Front

What structure regulates what enters and leaves a cell?

Back

Cell Membrane

Front

What is the primary function of the cell membrane?

Back

To protect the cell and control the movement of substances in and out.

Front

What happens to a cell when it is placed in a hypertonic solution?

Back

It shrinks or shrivels.

Front

Which type of transport mechanism is used to expel waste from a cell?

Back

Exocytosis

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have them.

Front

What is facilitated diffusion?

Back

A process that allows substances to cross membranes with the assistance of special proteins.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is the role of the nucleus in a cell?

Back

To store genetic information and control cell activities.

Front

What are the main components of the cell membrane?

Back

Phospholipids, proteins, carbohydrates, and cholesterol.