Heterotrophic nutrition — Heterotrophic nutritionAnimals, fungi, many prokaryotes and protoctists are unable to synthesize organic compounds to use as food. They are called heterotrophs.Heterotrophic organisms have to acquire and take in all the organic substances they… … Wikipedia
heterotrophic — 1. Relating to or exhibiting the properties of heterotrophy. 2. Relating to a heterotroph. * * * het·ero·tro·phic .het ə rə trō fik adj requiring complex organic compounds of nitrogen and carbon (as that obtained from plant or animal matter) for… … Medical dictionary
heterotrophic — organotrophic; adj. describing organisms (known as heterotrophs) that use complex organic compounds to synthesize their own organic materials. Most heterotrophs are chemoheterotrophic, i.e. they use the organic compounds as an energy source. This … The new mediacal dictionary
Microbial metabolism — is the means by which a microbe obtains the energy and nutrients (e.g. carbon) it needs to live and reproduce. Microbes use many different types of metabolic strategies and species can often be differentiated from each other based on metabolic… … Wikipedia
nutrition — nutritional, nutritionary, adj. nutritionally, adv. /nooh trish euhn, nyooh /, n. 1. the act or process of nourishing or of being nourished. 2. the science or study of, or a course of study in, nutrition, esp. of humans. 3. the process by which… … Universalium
plant — plantable, adj. plantless, adj. plantlike, adj. /plant, plahnt/, n. 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that… … Universalium
Aquatic ecosystem — An aquatic ecosystem is an ecosystem located in water bodies. Communities of organisms that are dependent on each other and on their environment live in aquatic ecosystems. The two main types of aquatic ecosystems are marine ecosystems and… … Wikipedia
digestion — digestional, adj. /di jes cheuhn, duy /, n. 1. the process in the alimentary canal by which food is broken up physically, as by the action of the teeth, and chemically, as by the action of enzymes, and converted into a substance suitable for… … Universalium
taxonomy — taxonomic /tak seuh nom ik/, taxonomical, adj. taxonomically, adv. taxonomist, taxonomer, n. /tak son euh mee/, n. 1. the science or technique of classification. 2. Biol. the science dealing with the description, identification, naming, and… … Universalium
Simultaneous nitrification-denitrification — (SNdN) is a wastewater treatment process. Microbial simultaneous nitrification denitrification is the conversion of the ammonium ion to nitrogen gas in a single bioreactor. The process is dependent on floc characteristics, reaction kinetics, mass … Wikipedia
