535 results found

Search Results for: order

Order

Definition noun, plural: orders (1) (taxonomy) A taxonomic rank used in classifying organisms, generally below the class,... Read More

Aves

Aves Definition What are birds classified as? Birds constitute the class Aves of the kingdom Animalia. How to define Aves?... Read More

Disorder

Disorder 1. Want of order or regular disposition; lack of arrangement; confusion; disarray; as, the troops were thrown into... Read More

First-order kinetics

Definition noun An order of chemical reaction in which the rate of the reaction depends on the concentration of only one... 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

Classification system

Classification Systems Definition In life, many things are classified, that is, to put into categories or groups based on... Read More

Taxonomy

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

Third-order kinetics

third-order kinetics (Science: pharmacology) A term describing the reaction rate of a chemical reaction in which the rate... Read More

Second-order kinetics

second-order kinetics A term describing the reaction rate of a chemical reaction in which the rate is proportional to the... Read More

Parvorder

Definition noun, plural: parvorders (taxonomy) A taxonomic category of related families of organisms, below... Read More

Infraorder

Definition noun, plural: infraorders (taxonomy) A taxonomic category of related families of organisms, ranking below... Read More

At Home in the Universe: The Search for the Laws of Self-Organization and Complexity

At Home in the Universe: The Search for the Laws of Self-Organization and Complexity  ... 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

Taxon

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

Nucleosome

Nucleosome Definition Every organism is made of deoxyribonucleic acid, also known as DNA. DNA is made up of numerous... Read More

Arthropod

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

Seaweed

A seaweed refers to any of the macroscopic marine algae. They include the conspicuous, multicellular algal species of... Read More

Genus

Genus Definition A genus is a taxonomic category ranking used in biological classification that is below family and above... Read More

Carbon fixation

Carbon Fixation Definition We know that the earth contains many elements. The periodic table shows us just how many... Read More

Humoral immunity

Let’s get to know where one should place humoral immunity, the topic of today’s discussion!! By the end of the article,... Read More

Coordination

Coordination Definition When a person hears the word coordination, they think of order, organization, or even managing... Read More

An introduction to Homeostasis

Researched and Written by Jonjo Minns Submitted to biologyonline.com on February 25, 2009. Published in biologyonline.com... Read More

Herbivore

Herbivore Definition A herbivore is the primary consumer of the food chain that usually occupies the second trophic level... Read More

Hermaphrodite

We all know that typically living organisms are divided into two main categories of sex-based on their biological structure.... Read More

Balanced diet

What is a balanced diet? What is the definition of a balanced diet? A nutritionally balanced diet fulfills all nutritional... Read More

Plant Metabolism

Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More

Interspecific competition

Interspecific Competition Definition In Biology, competition is defined as the process that occurs among species that have... Read More

Movement of Molecules Across Cell Membranes

Diffusion Diffusion is essentially the movement of molecules from a region of higher concentration to a region of lower... Read More

Genome

Genome Definition What is a genome? As defined in biology, a genome is a complete set of deoxyribonucleic acid (DNA) within... Read More

Subclass

Definition noun, plural: subclasses (taxonomy) A taxonomic rank that is subordinate to a class (and superior to an... Read More

Apomixis

Apomixis Definition Just like any other organism, the process of reproduction is pivotal to the life cycle of plants. There... Read More

Ion

We have been introduced to ions in varied fields of Science like Physics, Chemistry, and Biology. This article takes you on... Read More

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Omnivore

Organisms need to eat food in order to gain energy and survive in the ecosystem. Often, living things are categorized by how... Read More

Photosynthesis

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More

Primate

Definition noun, plural: primates Any of a group of placental mammals, particularly the prosimians and the... Read More

Homeostasis

Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More

Fruits, Flowers, and Seeds

Flowering plants grow in a wide variety of habitats and environments. They can go from germination of a seed to a mature... Read More

Anaphase

In order to keep the process of biological existence ever-going, the phenomenon of cell multiplication is very important.... Read More

Depolarization

Depolarization is the removal of polarity by a process or action. It might also be used to describe how such activity leads... Read More