Cell Organelles

Front

What are organelles?

Back

Tiny cell structures inside a cell that carry out specific functions.

Front

What is the function of the cell membrane?

Back

It protects the cell and regulates what substances enter and leave the cell, mainly composed of lipids.

Front

What are ribosomes?

Back

Small organelles that function as factories that make proteins, can be attached to the E.R. or float in the cytoplasm.

Front

What is the nucleus?

Back

The cell's control center that directs all activities of the cell.

Front

What are lysosomes?

Back

Small, round organelles that contain chemicals to break down materials in the cell and aid in waste removal.

Front

What is the role of the Golgi bodies?

Back

They modify, sort, and package proteins and lipids for secretion or delivery to other organelles.

Front

What is the function of mitochondria?

Back

Known as the powerhouse of the cell, they generate energy in the form of ATP through cellular respiration.

Front

What is the endoplasmic reticulum (E.R.)?

Back

A network of membranes involved in protein and lipid synthesis; can be rough (with ribosomes) or smooth (without ribosomes).

Front

What is the cytoplasm?

Back

The jelly-like substance inside the cell that contains organelles and is the site of many metabolic processes.

Front

What is a vacuole?

Back

A storage organelle that can hold various substances, including nutrients, waste products, and water.