D. Connective tissue cells. Loose connective tissue contains a variety of cell types. Those that will be considered in this lecture include: (1) endothelial cells, (2) pericytes, (3) fibroblasts, (4) macrophages, (5) plasma cells, (6) mast cells, and (7) fat cells.
niche noun [ C ] (POSITION) âº a job or position that is very suitable for someone, especially one that they like: He has carved/made a niche for himself as a financial advisor. âº an area or position that is exactly suitable for a small group of the same type: an ecological niche.
Niche. Definition. noun, plural: niches. (ecology) (1) The specific area where an organism inhabits. (2) The role or function of an organism or species in an ecosystem.(3) The interrelationship of a species with all the biotic and abiotic factors affecting it. (general) A cavity, hollow, or recess, especially in a wall.Supplement.2) The role or function of an organism or species in an ecosystem. (3) The interrelationship of a species with all the biotic and abiotic factors affecting it. (general) A cavity, hollow, or recess, especially in a wall. Supplement.