294 results found

Search Results for: live

Arthropod

Arthropod Definition What is an arthropod? An arthropod is an invertebrate living organism characterized by the presence of... Read More

Extremophile

Definition noun, plural: extremophiles An organism adapted to live and thrive in an environment with extreme conditions such... Read More

Alive

Alive 1. Having life, in opposition to dead; living; being in a state in which the organs perform their functions; as, an... Read More

Kingdom Animalia

Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More

Biome

Biome Definition What are biomes? There is no universal definition of biomes. But biome definition in biology of different... Read More

Population

Living organisms typically prefer to live, grow, and survive in groups. Except for some species that prefer solitude - both... Read More

Realized niche

What is a niche? A niche can be defined as the means by which a species or an individual interacts with its environment. In... Read More

Eubacteria

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

Unicellular

Unicellular organisms are organisms consisting of one cell only that performs all vital functions including metabolism,... Read More

Abiotic factor

An abiotic factor is a non-living element of the environment that influences the way organisms and ecosystems function. Some... Read More

Symbiosis

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

Arboreal

Arboreal Definition Arbor is a Latin word meaning "tree". Thus, arboreal means "related to or pertaining to trees". The... Read More

Terrestrial animal

Definition noun, plural: terrestrial animals Any animal that lives, grows and reproduce on terrestrial (or... Read More

Archaea

Archaea is a group of prokaryotic life forms distinct from bacteria forming a separate domain of life. They possess... Read More

Aerotolerant

Aerotolerant Definition The term "aerotolerant" pertains to an organism that does not require oxygen for growth but can... Read More

Ecosystem

Ecosystem Definition An ecosystem is a system consisting of biotic and abiotic components that function together as a unit.... Read More

Parasitism

Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More

Endoparasite

Definition noun, plural: endoparasites (parasitology) A parasite that lives within the body of the... Read More

Microbe

Microbe Definition What is a microbe? How do we define microbes?  Microbes refer to microorganisms that cannot be seen by... Read More

Physiological adaptation

If we look over evolutionary history, we find that it’s neither the most genius and intelligent nor the strongest and the... Read More

Algae

Algae are photosynthetic organisms that possess photosynthetic pigments such as chlorophyll. However, they lack true roots,... Read More

Substrate

Substrate Definition What is a "substrate"? The underlying substances or layers are termed as substrate. The definitions of... Read More

Coccidia

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

Terrestrial

Definition adjective Of, pertaining to, or corresponding to land (on earth), as opposed to water and air Supplement The term... Read More

Chordata

Chordata Definition What is Chordata? Chordata is the phylum of the animal kingdom that includes a large number of animal... Read More

Biosphere

What is biosphere? The biosphere is that part of the Earth where living things thrive and live. It is the portion of the... Read More

Eponychium

The eponychium is the layer present underneath the proximal nail fold that produces cuticles on the nail.... Read More

Natural selection

Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More

Obligate parasite

Parasitism is a form of symbiosis that occurs between a parasite and its host. The parasite is the organism that generally... Read More

Biennial

Biennial Definition What is a biennial plant? Biennial plants are those that live for two years and flower only “once”... Read More

Osteocyte

Osteocyte Definition The osteocyte is a mature bone cell. Other bone cell types are osteoprogenitor cells, osteoblasts, and... Read More

Psychiatry & Mental Disorders

The Definition of Mad When someone says 'mental disorder' many people associate it with madness. This is truly not the... Read More

Biotic factor

Biotic Factor Definition A biotic factor is the living component in an ecosystem. The term "biotic" means "of or related... Read More

Mammalian Ancestors

Humans are mammals, the most successful taxonomic class of organisms to colonize the Earth. The word mammal derives from the... Read More

Allopatric speciation

We can define speciation as a process by which the novel genetically independent group of organisms are formed through the... Read More

Thermophile

Thermophiles Definition What are thermophiles? Let us first understand the literal meaning of the word ‘thermophile’.... Read More

Plant Water Regulation

A plant requires water as an essential ingredient of photolysis, the photochemical stage of photosynthesis where water is... Read More

Vital

vital 1. Belonging or relating to life, either animal or vegetable; as, vital energies; vital functions; vital actions. 2.... Read More

Acidophile

Definition noun, plural: acidophiles An organism that can or must live in an acidic environment Supplement An acidophile is... Read More

Vascular plants

Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More