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.
A niche is the rank or position of a species in a community.A niche is functional position of an organism eg. producer, herbivore or carnivore etc. the way in which an organi â¦ sm lives in its environment is called niche.aking the world better, one answer at a time. The differentiation of niches that enables similar species to coexist in a community called resource partitioning. The sum of the total of a species use of the biotic and abiotic resources in its environment is called the species ecological niche.