Bio Midterm Review

Front

What is the function of the cell membrane?

Back

The cell membrane maintains cellular homeostasis by regulating what enters and exits the cell.

Front

What is osmosis?

Back

Osmosis is the movement of water across a semipermeable membrane from an area of high water concentration to an area of low water concentration.

Front

What are lipids?

Back

Lipids are a type of macromolecule that includes fats, oils, and phospholipids, which are important for storing energy and forming cell membranes.

Front

What are the products of cellular respiration?

Back

The products of cellular respiration are carbon dioxide, water, and ATP (adenosine triphosphate).

Front

What structure is found only in eukaryotic cells?

Back

The nucleus is found only in eukaryotic cells and contains the cell's genetic material.

Front

What is the role of mitochondria in a cell?

Back

Mitochondria are known as the powerhouse of the cell, as they produce ATP through cellular respiration.

Front

Define cellular homeostasis.

Back

Cellular homeostasis is the process by which cells maintain a stable internal environment despite changes in external conditions.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells do not have a nucleus or membrane-bound organelles, while eukaryotic cells do.

Front

What is diffusion?

Back

Diffusion is the movement of molecules from an area of high concentration to an area of low concentration.

Front

What are carbohydrates?

Back

Carbohydrates are macromolecules made of sugar molecules that provide energy and structural support to cells.