Front | Back |
Plasma Membrane
|
Outer layer of a cell,
Encloses the cell and regulates what moves in and out of it. |
Nucleus
|
Large, dark-staining organelle near the center of the cell and composed of DNA and protein.
The command center center of the cell that contains the chromosomes or genetic material. |
Nucleolus
|
Small body in the nucleus that is primarily RNA, DNA, and protein.
Makes Ribosomes. |
Chromosomes
|
Long strands of DNA organized into units called genes, occurring in humans in 26 identical pairs (46 individual).
Govern all cell activities, including reproduction. |
Cytoplasm
|
Substance within a cell composed of fluid (cytosol) and various organelles and inclusions.
Site of numerous cellular activities. |
Centrioles
|
Rod-shaped bodies close to the nucleus.
Assist chromosome separation during cell division. |
Endoplasmic reticulum (ER)
|
A network of tubules.
Synthesis and transport of lipids and proteins. |
Golgi Apparatus
|
Layers of membranes.
Makes, sorts and prepares protein compounds for transport. |
Lysosomes
|
Smll sacs of digestive enzymes.
Digest substances within the cell. |
Mitochondria
|
Oval or rod-shaped organelles.
Play a role in energy production. |
Ribosomes
|
Tiny bodies that exist singly, in clusters, or attaached to ER.
Play a role in assembling proteins from amino acids. |