From Wikipedia, the free encyclopedia. An ecological niche is the part of the environment into which a species fits, and to which it is adapted. A shorthand definition of niche in biology is how an organism makes a living in a place. A niche can be occupied by different species, all of which 'earn their living' in roughly the same way.
Birthright is a non-profit charitable organization that has been providing love and support for over 45 years to women facing unplanned pregnancies. With emotions overwhelming and circumstances seeming impossible, Birthright wants these women to know that they are not alone. There is hope for them and for their baby.
health maintenance organization see health maintenance organization. professional review organization (PRO) a program on multiple governmental levels (local, state, and federal) that regulates the quality and cost of federally funded medical care.omprehensive health organization (CHO) a nonprofit health care agency in Canada, formed jointly by representatives of the community and of health care providers. The aim is to provide a variety of health promotion and treatment services and to unify different elements of health care for a defined member population.