The function of T cells is to perform a variety of immune responses in the body, according to National Multiple Sclerosis Society. T cells are one of two types of white blood cells that help immune function. More »

Guard cells line the openings of stoma and other organs in plants, opening and closing to moderate the process of respiration. The chief role of guard cells is to prevent an excess loss of water through respiration, allo... More »

According to the Encyclopedia Brittanica, the cell membrane has two main functions: regulating which molecules go in and out of the cell and separating incompatible processes occurring within organelles. Without the cell... More » Science Biology Cells

Animal cells aren't all shaped the same way; the shape of a specific animal cell depends on its function and where it is in the body. Unlike plant cells, animal cells do not have rigid cell walls that limit them to a rec... More »

B cells work in a way similar to T cells, by identifying and fighting specific invading pathogens. B cells produce pathogen-specific antibodies that bind to special B cell receptors on the target antigens' membranes. More » Science Biology Cells

Typical multiple sclerosis symptoms include fatigue and numbness in the body, according to the National Multiple Sclerosis Society. Additional symptoms include tingling in the body and problems with vision. More » Health Conditions & Diseases

Egg cells have adaptations in formation, structure and genetic makeup that enable them to function. Egg cells have similar genetic composition to sperm, but their physical structure and initial formation are unique. More »