Cell Theory, Types, & Structures Review

Front

What is the cell theory?

Back

The cell theory states that: 1) All living things are composed of cells, 2) Cells are the basic unit of structure and function in living things, 3) All cells come from pre-existing cells.

Front

What is the function of mitochondria?

Back

Mitochondria are known as the powerhouse of the cell; they produce energy (ATP) through cellular respiration.

Front

What is the function of chloroplasts?

Back

Chloroplasts are organelles found in plant cells that convert sunlight into glucose through photosynthesis.

Front

What is an organelle?

Back

An organelle is a specialized structure within a cell that performs a specific function.

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 the role of the cell membrane?

Back

The cell membrane controls what enters and exits the cell, providing protection and support.

Front

What is the nucleus?

Back

The nucleus is the organelle that contains the cell's genetic material (DNA) and controls the cell's activities.

Front

What are ribosomes?

Back

Ribosomes are organelles that synthesize proteins by translating messenger RNA.

Front

What is the cytoplasm?

Back

Cytoplasm is the jelly-like substance within a cell that contains organelles and is the site of many metabolic processes.

Front

What is the function of the cell wall?

Back

The cell wall provides structure and protection to plant cells, and is made of cellulose.