Skip Navigation
FREE: Federal Resources for Educational Excellence - Teaching and Learning Resources From Federal Agencies

Subject Map
Applied Sciences
Computers/Tech (16)
Engineering (26)
Earth Sciences
Climate Change (42)
Environment (64)
Geology (37)
Oceans (42)
Other Earth Sciences (76)
Life Sciences
Animals/Zoology (35)
Botany (19)
Cells (26)
Diseases (35)
Genes, Evolution (43)
Human Body (31)
Interdependence (25)
Medicine (28)
Other Life Sciences (45)
Physical Sciences
Chemistry (37)
Energy (25)
Physics (46)
Other Physical Sciences (23)
Space Sciences
Aeronautics (27)
Astronomy (60)
Other Space Sciences (31)
Other Science (45)
What's New

Science » Life Sciences » Cells

A Tour of the Cell

is an interactive exploration of the smallest unit of life, the cell. The human body is made up of tens of trillions of cells, which have developed a highly synchronized set of components to carry out the processes that keep the organism alive. (National Science Foundation)

   Go to this website
Mitochondria are small compartments partitioned by membranes and found exclusively in complex cells.


    About FREE      Privacy     Security     Disclaimer