46 results found

Search Results for: taxon

Taxon

Taxon Definition When studying biological organisms, it’s easier to define, classify and understand them when we follow a... Read More

Phylogenetics

Phylogenetics Definition Phylogenetics is the scientific study of phylogeny. It studies evolutionary relationships among... Read More

Taxonomic group

taxonomic group (Science: zoology) A taxon with all its subordinate taxa and their individuals, for example the taxonomic... Read More

Phylogeny

Phylogeny refers to the evolutionary history of the development of a species or of a taxonomic group of organisms. The... Read More

Taxonomy

Taxonomy Definition The term "taxonomy" was developed from two Greek words, "taxis," meaning arrangement, and "nomia,"... Read More

Tree

“The biological diversity is plenty if you look around yourself a little closely; with an eye for life!” … People... Read More

Class

Our earth is home to diverse groups of organisms. These living things exist in the ecosystem. Dating back to the ancient... Read More

Primitive Animals

Incorrect taxonomic classifications deemed organisms to be either animals or plants, in the Plantae or Animalia kingdoms... Read More

Conspecific

Biodiversity is divided into different hierarchical levels in order to study them in a systematic way. Whether it be a... Read More

Common name

Definition The local name given to a particular species of a plant, as opposed to the scientific latin or greek name, which... Read More

Apomorphy

Apomorphy Definition Apomorphy (biology definition): A derived trait or characteristic that identifies a species or a... Read More

Sensu lato

Definition adverb (Science: taxonomy) "In the broad sense" (especially of a taxon, that is including all its subordinate... Read More

Binomial nomenclature

Binomial Nomenclature Definition Binomial nomenclature is a binomial system of naming a species. A binomial name is... Read More

Plantae

Definition noun A taxonomic group comprised of plants, particularly land plants and green algae Supplement Plantae is a... Read More

Specimen

A specimen is a meticulously selected representative of a group that undergoes rigorous research studies to derive some... Read More

Arthropods

There are over two million species of arthropods, who initially arrived on Earth in the middle of the Cambrian period.... Read More

Osteon

What is an Osteon? In osteology (the study of bony structures and skeleton), the osteons (or Haversian systems) are the... Read More

Polyphyletic

Definition adjective Taxonomic groups that have similar character states that descends from one or more ancestral... Read More

The Fungi

The Fungi What are the Fungi? The Fungi are the great saprophytes, the master recyclers.  They are the black rot, the... Read More

Archaeplastida

Definition noun A taxonomic kingdom of the domain Eukaryota that includes land plants, green algae, red algae, and... Read More

Zoogeography

Definition noun A branch of biology that is primarily concerned about the geological distribution of... Read More

Superclass

Definition noun, plural: superclasses (taxonomy) A taxon rank subordinate to a phylum (or a subphylum) and superior to a... Read More

Euploidy

Definition noun (genetics) The chromosomal variation in the normal complete set of chromosomes in a cell or an organism... Read More

Autopolyploidy

Definition noun (genetics) A type of euploidy wherein the additional set of chromosomes is derived from a parent or... Read More

The Evolution of Cell Organelles

The previous tutorial page noted the emergence of protists, organisms that possessed a distinct cell nucleus and contained... Read More

Insects

To learn more about arthropods, look at the previous tutorial. The Class Insecta of the Arthropoda Phylum is by far the... Read More

Carcinology

Definition noun A biological discipline that studies crustaceans Supplement Carcinology is a branch of zoology that deals... Read More

Sporozoan

Definition noun, plural: sporozoans Any of the numerous protozoans of the phylum (or class) Sporozoa, generally... Read More

Sporozoa

Definition noun A protozoan phylum of the Kingdom Protista of the old five kingdom scheme of classification, and includes... Read More

Genotype

Genotype Definition Genotype is the genetic makeup of an individual cell or organism that determines or contributes to its... Read More

Species

Every living organism is unique when you observe its morphological, anatomical, molecular, genetic, biochemical, chemical,... Read More

Division

Division 1. The act of dividing. 2. (Science: zoology) a rank that if treated as a division of a genus or subgenus is deemed... Read More

Kingdom

Kingdom is a taxonomic rank used in biological classification systems to simplify the understanding of the biological world.... Read More

Chlorophyll

Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... Read More

Morphology

Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More

Sensu stricto

sensu stricto (Science: zoology) In the strict sense, in the narrow sense. most often used to indicate the nominate... Read More

Phylum

Just like it is easy to identify and sort anything in the supermarkets when placed in the right section with proper display... Read More

Outgroup

outgroup: species or group of species closely related to but not included within a... Read More

Archaea

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

Digenetic

Definition adjective (1) (zoology) Of, pertaining to, or relating to digenesis. (2) (taxonomy) Of, relating to or pertaining... Read More