Definition noun, plural: niduses or nidi (1) A nest for insects or small animals; a breeding place. (2) A locus of infection in an organism. (3) An originating point for a phenomenon. Supplement Word origin: Latin nīdus. Synonym: natural reservoir Related terms: Nidus avis Nidus hirundinis..
Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
The water cycle (also referred to as the hydrological cycle) is a system of continuous transfer of water from the air, s..
Mutations can also influence the phenotype of an organism. This tutorial looks at the effects of chromosomal mutations, ..
Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..
