(biology) the basic structural and functional unit of all organisms(Skin cell)
A grove of similar cells that work together to perform a common task.(epithelial tissue)
a fully differentiated structural and functional unit in an human that is specialized for some particular function.(Kidney)
group of organs that work together to perform a specific function.(Skeletal system)
a living thing that has (or can develop) the ability to act or function independently.(Bacteria)
A group of cells called tissue that cover organs.(Surface of Skin.)
Joins and supports organs.(Wall of Stomach)
Send electric signals through the body.(Brain and Nerves)
A body tissue that contracts or shortens, making body parts move.
the hard structure (bones and cartilages) that provides a frame for the body and helps you move.