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.
ecology, a niche is a term with a variety of meanings related to the behavior of a species living. under specific environmental conditions (Schoener, 2009). The ecological niche describes how. an organism or population responds to the distribution of resources and competitors (for. example, by growing when resources are abundant, and when predators, parasites, and pathogens. are scarce) and how it in turn alters those same factors (for example, limiting access to resources.