39 results found

Search Results for: appendages

Arthropod

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

Appendages of eye

Appendages of eye --> accessory organs of the eye The eyelids, with lashes and eyebrows, lacrimal apparatus, conjunctival... Read More

Centrosome

Centrosome Definition What is a centrosome? The centrosome is considered to be the main microtubule-organizing... Read More

Flagellum

Flagellum Definition Flagellum is a slender, hair-like structure composed of a complex arrangement of multiple proteins,... Read More

Chelicerate

Definition noun, plural: chelicerates Any of the species belonging to the subphylum Chelicerata Supplement The chelicerates... Read More

Chelicera

Definition noun, plural: chelicerae Either of the first set of appendages of the chelicerates (e.g. arachnids, horseshoe... Read More

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

Palp

Definition noun, plural: palps (1) (arthropodology) Pedipalp; Either of the second pair of appendages located laterally to... Read More

Appendages

See appendage (singular) for definition and additional... Read More

Pedipalp

Definition noun, plural: pedipalps Either of the second pair of appendages located laterally to the chelicerae and... Read More

Homology

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

Cilium

Cilia Definition Cilia are hair-like structures found on the surface of many types of cells, including some mammalian... Read More

Teeth

teeth --> tooth Pl> teeth . OE. Toth,tooth, AS. T; akin to OFries. Tth, OS. & D. Tand, OHG. Zang, zan, G. Zahn,... Read More

Salmonella typhimurium

Definition A gram-negative pathogenic bacterium associated in gastroenteritis in humans and other... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Horseshoe crab

Definition noun, plural: horseshoe crabs A crab-like marine chelicerate arthropod of the taxonomic family... Read More

Gills

Gill a woody glen; a narrow valley containing a stream. Origin: Icel. Gil. 1. (Science: anatomy) An organ for aquatic... Read More

Neuropodia

Definition (zoology) Plural form of neuropodium, the ventral lobe or branch of a parapodium (neuroanatomy) synaptic... Read More

Decomposer

Decomposer Definition The organisms that carry out the process of decay or breakdown of the dead organism are known as... 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

Agnathan

Definition noun, plural: agnathans Any of the jawless fish species belonging to the taxonomic superclass Agnatha of the... Read More

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

Autotomy

Definition noun (1) (zoology) The intentional separation of a body part, usually as a protective evading mechanism against... 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

Antenna

Antenna Origin: L. Antenna sail-yard; NL, a feeler, horn of an insect. (Science: zoology) a movable, articulated organ of... Read More

Amnion

Definition noun, plural: amnions The innermost membrane of the extraembryonic or the fetal membranes of amniotes surrounding... Read More

Feathers

Feather 1. (Science: ornithology) One of the peculiar dermal appendages, of several kinds, belonging to birds, as contour... Read More

Systemic anatomy

Definition noun The system-wise approach in studying anatomy, i.e. by comprehensively studying a particular system and its... Read More

Maxillipeds

maxilliped (Science: zoology) One of the mouth appendages of crustacea, situated next behind the maxillae. Crabs have three... Read More

Allantois

Definition noun, plural: allantoises or allantoides An embryonic diverticulum of the hindgut of reptiles, birds, and... Read More

Stipules

stipule One of a pair of appendages at the bases of leaves in many... Read More

Comb plate

Comb plate (Science: cell biology) large flat organelles formed by the fusion of many cilia. Vertical rows of comb plates... Read More

Mimicry

Most would say imitation is the greatest form of flattery. In some cases that is quite true. However, imitation or mimicking... Read More

Tetrapod

Definition noun, plural: tetropods A vertebrate with four limbs or leg-like appendages Supplement Tetrapods pertain to the... Read More

Epidermis

Epidermis Definition What is the epidermis? We can define the epidermis as one or more layers of cells forming the tough... Read More

Orbits

orbit 1. (Science: astronomy) The path described by a heavenly body in its periodical revolution around another body; as,... Read More

Appendage

Definition noun, plural: appendages (general) Things or parts added or attached to another entity. (biology) Parts or organs... Read More

Bacteria

Bacteria Definition What are bacteria? What is the definition of bacteria in biology? Bacteria are defined as organisms... Read More

Leaves

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