An organelle is a unique part of a cell that has a specific function. The term is a combination of the word "organum," which means instrument or engine, and the suffix "-elle," which means small. More » Science Biology Cells

The organelle commonly referred to as the powerhouse of the cell is the mitochondria. This structure is the site for the production of adenosine triphosphate, or ATP, a high-energy molecule that drives various cellular p... More » Science Biology Cells

There are more than four organelles that are common to most eukaryotic cells, with organelles such as the nucleus, mitochondria, Golgi apparatus and ribosomes. Other organelles common to eukaryotic cells include the lyso... More » Science Biology Cells
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The difference between a cell and an organelle is that an organelle is part of a eukaryotic cell. While a cell is typically considered to be the smallest self-contained part or independently functioning unit of an organi... More » Science Biology Cells

The part of the plant cell that gives the plant its green color is an organelle called the chloroplast. Inside the chloroplast there are pigment molecules called chlorophyll, which is the substance that gives plants thei... More » Science Biology Cells

The organelle that manages cell functions in a eukaryotic cell is the nucleus. Most eukaryotic cells have a single nucleus; however, some organisms may have several nuclei per cell. More » Science Biology Cells

A lysosome is an organelle in an animal cell that contains enzymes to break down outside materials that enter the cell, as well as obsolete cell material. The lysosome acts as the digestive system for the cell, consuming... More » Science Biology Cells