Science / Biology / Cells: The smallest structural units of living matter capable of functioning independently.

Germ Cells

Science / Biology / Germ Cells: Collective term for cells in the reproductive organs of multicellular organisms that divide by meiosis to produce gametes. MORE

Embryonic Stem (ES) Cells

Science / Genetics / Embryonic Stem (ES) Cells: An embryonic cell that can replicate indefinitely, transform into other types of cells, and serve as a continuous source of new cells. MORE

Sieve Cells

Science / Biology / Sieve Cells: Conducting cells in the phloem of vascular plants. See sieve elements MORE

Suppressor T Cells

Science / Biology / Suppressor T Cells: T cells that slow down and stop the immune response of B cells and other T cells. Immune system cells that shut off the antibody production when an infection is under control. MORE

Mast Cells

Science / Biology / Mast Cells: Cells that synthesize and release histamine, as during an allergic response; found most often in connective tissue surrounding blood vessels. MORE

Stem Cells

Science / Biology / Stem Cells: Cells in bone marrow that produce lymphocytes by mitotic division. MORE