58 results found

Search Results for: fossil

Fossil
Definition
Fossil

Definition noun, plural: fossils (1) Any preserved evidence of life from a past geological age, such as the impressions and... Read More

Fossil record
Definition
Fossil record

Definition noun The totality of fossilized artifacts and their placement within the earth's rock strata. It provides... Read More

Petrified Wood : The World of Fossilized Wood, Cones, Ferns, and Cycads
Article
Petrified Wood : The World of Fossilized Wood, Cones, Ferns, and Cycads

Petrified Wood : The World of Fossilized Wood, Cones, Ferns, and Cycads ... Read More

angiosperm definition
Definition
Angiosperm

Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More

synapsid - definition and examples
Definition
Synapsid

Any member of the Synapsida clade of animals is referred to as a synapsid. They are believed to have descended from the... Read More

Animal definition and example
Definition
Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

"Mummified" Dinosaur Discovered In Montana
Article
"Mummified" Dinosaur Discovered In Montana

By Hillary Mayell An onsite restoration drawing of how "Leonardo" may... Read More

kingdom animalia definition and examples
Definition
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

Non-sustainability definition and example
Definition
Non-sustainability

Non-Sustainability Definition Non-sustainability is the state in which human consumption or activities exceed the ability... Read More

carbon definition updated
Definition
Carbon

Carbon is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of atom.... Read More

parasitism definition and example
Definition
Parasitism

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

plant definition and example
Definition
Plant

Plant Definition A plant refers to any of the eukaryotic organisms of the biological kingdom Plantae, characterized by... Read More

Horse
Definition
Horse

Horse 1. To provide with a horse, or with horses; to mount on, or as on, a horse. Being better horsed, outrode me. 2. To sit... Read More

Biology n., [baɪˈɑlədʒi] Definition: scientific study of life
Definition
Biology

Biology Definition Biology is the branch of science that primarily deals with the structure, function, growth, evolution,... Read More

analogous definition
Definition
Analogous

In evolutionary biology, the meaning of analogous is “having similarities in functions but different evolutionary... Read More

Chordata definition
Definition
Chordata

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

Abiogenesis
Definition
Abiogenesis

Definition noun plural: abiogeneses a·bi·o·gen·e·sis, eɪbaɪəʊˈdʒɛnəsɪs (1) The idea that primitive life... Read More

human definition and examples
Definition
Human

Human Definition A human is a bipedal hominin characterized by having a higher and vertical forehead compared with earlier... Read More

A Look Into Natural Selection and its Mechanisms
Article
A Look Into Natural Selection and its Mechanisms

Charles Darwin is credited with outlining the fundamentals of evolution. He was a smart and eager pupil and protégé, and... Read More

Infusoria
Definition
Infusoria

Infusoria (Science: zoology) One of the classes of protozoa, including a large number of species, all of minute size. They... Read More

Myriapoda
Definition
Myriapoda

myriapoda (Science: zoology) A class, or subclass, of arthropods, related to the hexapod insects, from which they differ in... Read More

Hydrogen definition
Definition
Hydrogen

Hydrogen is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of... Read More

producer - definition and example
Definition
Producer

Producer Definition Producers are organisms that can produce organic matter using an external energy source. They include... Read More

Between Necessity and Probability: Searching for the Definition and Origin of Life (Advances in Astrobiology and Biogeophysics)
Article
Between Necessity and Probability: Searching for the Definition and Origin of Life (Advances in Astrobiology and Biogeophysics)

Between Necessity and Probability: Searching for the Definition and Origin of Life (Advances in Astrobiology and... Read More

Mass extinction
Definition
Mass extinction

Definition noun The extinction of one of more species in a relatively short period of geological time, usually as a... Read More

Biodiversity
Article
Biodiversity

Biodiversity Lead Author: J. Emmett DuffyThis article has been reviewed and approved by the following Topic Editor: John... Read More

Branches of Biology examples
Definition
Branches of biology

What is a Branch of Biology? A branch of biology is a specialized field or a sub-discipline in a much broader field of... Read More

Homology definition and example
Definition
Homology

In biology, homology refers to similarities caused by shared ancestry between two structures or genes from distinct species.... Read More

Ahool
Article
Ahool

The ahool is a flying cryptid, supposedly a giant bat, or by other accounts, a living pterosaur or flying primate. Such a... Read More

Punctuated equilibrium
Definition
Punctuated equilibrium

Definition noun A theory that describes an evolutionary change happening rapidly and in brief geological events in between... Read More

Galea
Definition
Galea

Galea 1. (Science: botany) The upper lip or helmet-shaped part of a labiate flower. 2. (Science: surgery) a kind of bandage... Read More

Definition
Longitudinal section

Longitudinal Section Definition To describe the direction of movements and location of different body structures, a... Read More

Definition
System

A system pertains to interdependent or interrelated objects comprising and functioning as a whole. In biology, it may refer... Read More

Definition
Book lungs

Book Lungs Definition Lungs are known as the organs that help organisms breathe. When we think of lungs, we think of the... Read More

Camelid definition and example
Definition
Camelid

Camelid Definition A canelid refers to any of the even-toed ungulates of the family Camelidae, e.g. camels, llamas,... Read More

Biocoenosis
Definition
Biocoenosis

Definition noun, plural: biocoenoses All the interacting organisms that live together in a specific habitat or biotope,... Read More

Protist definition
Definition
Protist

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

unicellular definition
Definition
Unicellular

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

Lake Wakatipu, New Zealand
Tutorial
New Zealand’s Unique Geographical History

Written by: Maria Victoria GonzagaPeer-reviewed by: Cathy Buntting, Ph.D. and Andrea SoanesNew Zealand is... Read More

Elephant
Definition
Elephant

Elephant 1. (Science: zoology) a mammal of the order Proboscidia, of which two living species, Elephas Indicus and E.... Read More