39 results found

Search Results for: obligate

Obligate aerobe

Definition noun, plural: obligate aerobes An aerobe that requires oxygen for aerobic respiration. Supplement Obligate... Read More

Obligate anaerobe

Definition noun An anaerobe that does not require oxygen and lives only in anaerobic environment. Supplement Exposure to... Read More

Obligate parasite

Definition noun, plural: obligate parasites A parasite that entirely depends upon a host for its nourishment,... Read More

Obligate

Definition adjective (general) Compulsory; restricted to a set of parameters or conditions; having no alternative system or... Read More

Facultative anaerobe

Facultative Anaerobe Definition What does facultative anaerobe mean? Facultative organisms are the most adaptable... Read More

Parthenogenesis

To reproduce, by definition, means to produce new offspring. The process is referred to as reproduction, which is one of the... Read More

Fermentation

Fermentation Definition What is fermentation? Fermentation is the breaking down of sugar molecules into simpler compounds... Read More

Symbiosis

Symbiosis Definition What is symbiosis? Symbiosis can be defined as any kind of relationship or interaction between two... Read More

Parasite

Definition noun, plural: parasites An organism that obtains nourishment and shelter on another... Read More

Mutualism

Mutualism Definition What is mutualism? In biology and ecology, a mutualism is a form of symbiosis that is characterized by... Read More

Obligate mutualism

Definition noun A type of mutualism in which the species involved are in close proximity and interdependent with one... Read More

Protist

Protist Definition What is a protist? All protists are eukaryotes, i.e. organisms with the nucleus. However, they are... Read More

Hyperthermophile

Definition noun, plural: hyperthermophiles An organism that is adapted to live and thrive at temperature as high as 80°C... Read More

Thermophile

Definition noun, plural: thermophiles An organism that thrives in a habitat at relatively high temperatures, i.e. between 41... Read More

Trematode

Definition noun, plural: trematodes A common name for the species belonging to the Class Trematoda, which is characterized... Read More

Barophile

Definition noun, plural: barophiles An organism that grows in high-pressure environments Supplement A barophile is an... Read More

Trematoda

Definition noun (taxonomy) A class of the Phylum Platyhelminthes that is comprised of parasitic flukes Supplement The phylum... Read More

Community Patterns

By: Maria Victoria Gonzaga In the previous lesson, we learned what a population is, its attributes, and processes... Read More

Coccidia

Coccidia (singular: coccidium) are sporozoans that live as parasites of the digestive tracts of certain animals. The... Read More

Clostridium tetani

Definition noun An obligate anaerobic rod shaped and gram-positive bacterium which appears to looks like a drumstick that is... Read More

Cell Biology

The cell is defined as the fundamental, functional unit of life. Some organisms are comprised of only one cell whereas... Read More

Toxoplasma gondii

Definition noun A parasitic protozoon of the taxonomic family Sarcocystidae that causes toxoplasmosis Supplement Toxoplasma... Read More

A Symbiont Betrays Its Host

It came as a surprise to me recently to realize how much is known about the immune responses of plants and, moreover, how... Read More

New Zealand’s Unique Flora

By: Maria Victoria Gonzaga In the previous lesson, we've come to know some of the most fascinating endemic... Read More

Alkaliphile

Definition noun, plural: alkaliphiles An organism that can live and thrive in an alkaline environment Supplement An... Read More

Proteobacteria

Definition noun (taxonomy) A phylum of the domain Bacteria that includes medically and scientifically important species such... Read More

Oxygen

Oxygen Definition In biochemistry, oxygen is the colorless, odorless, gaseous element represented by the symbol "O", with... Read More

Lycinibacillus fusiformis

Definition noun A long rod-shaped obligate aerobe organism that is able to utilize oxygen to metabolize numerous sugars... Read More

Aerobic bacteria

Definition noun Bacteria that utilize oxygen for growth and oxygen-based metabolism (e.g. aerobic... Read More

Facultative

Definition adjective (1) Not compulsory; not restricting. (2) Of, or relating to, mental faculty. (biology) Capable of... Read More

Microaerophile

Definition noun, plural: microaerophiles An organism that lives in environment that only has a low level of... Read More

Aerotolerant

Definition noun An anaerobic organism capable of surviving or growing despite the presence of oxygen. Supplement An... Read More

Virus

Definition noun, plural: viruses A submicroscopic infectious agent that is unable to grow or reproduce outside a host... Read More

Axenic culture

Definition noun A microbial culture that contains only one species, variety, or strain of... Read More

Felidae

Definition noun A taxonomic family of Carnivora embracing domestic and wild cats such as lions and tigers Supplement Felidae... Read More

Anaerobic bacteria

Definition noun Bacteria that are capable of living in the absence of molecular oxygen. Supplement In general, these... Read More

Facultative parasite

Definition noun, plural: facultative parasites An organism that lives independent of a host but may occasionally be... Read More

Eubacteria

Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More