86 results found

Search Results for: vertebrate

Embryology

Embryology Definition Embryology is a branch of biology that deals with the topics concerning gamete formation... Read More

Invertebrate

Invertebrate Definition An invertebrate refers to any of the animals lacking a vertebral column. The term invertebrate came... 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

Simple squamous epithelium

Simple Squamous Epithelium Definition Simple squamous epithelium, also known as simple squamous epithelial tissue or... Read More

Parasitism

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

Reservoir host

Reservoir Host Definition A reservoir host is a host that harbors the pathogen and serves as a source of the infective... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Stomach

Stomach (Science: anatomy, gastroenterology) The most dilated portion of the digestive tube, situated between the oesophagus... Read More

Embryo

An embryo refers to the early developmental stage of a multicellular organism that follows fertilization. This stage... Read More

Trematode

Definition noun, plural: trematodes A common name for the species belonging to the Class Trematoda, which is characterized... 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

Asexual reproduction

Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a type of reproduction that does not... Read More

Tetrapod

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

Myosin

Definition noun, plural: myosins A family of motor ATPases that interact with f actin filaments Supplement Myosins belong to... Read More

Gut

Definition noun, plural: guts (1) The portions of the alimentary canal, particularly the stomach and the intestines... Read More

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

Medial longitudinal fissure

Definition noun A median fissure separating the two hemispheres of the vertebrate brain Supplement The cerebrum of... Read More

Erythrocyte

Erythrocyte Definition Erythrocytes (red blood cells or RBCs) are the myeloid series of specialized cells that play an... Read More

Filarioidea

Definition noun (taxonomy) A superfamily of the phylum Nematoda and is comprised of small, threadlike parasitic nematodes... Read More

Organ

Definition Of Organ An organ is a collection of tissues that carries out a function or set of related ones. An organ often... Read More

Belly

Belly Origin: oe. Bali, bely, as. Belg, baelg, baelig, bag, bellows, belly; akin to Icel. Belgr bag, bellows, Sw. Balg, dan.... Read More

Parasitology

Definition noun A scientific study of parasites, their hosts, and the relationship between the parasite and the... Read More

Parasympathetic nervous system

Definition noun A division of the (vertebrate) autonomic nervous system whose physiological effects are mostly in opposition... Read More

Homology

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

Acetylcholine

Acetylcholine (Science: chemical, neurology, physiology) a chemical found in vertebrate neurons that carries information... Read More

Cell death

Cell Death Definition Cell death refers to the event that leads to the death of a cell. The process entails the breaking... Read More

Scratch reflex

Definition noun, plural: scratch reflexes (1) A spinal reflex characterized by a response to the activation of sensory... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Renal column

Definition noun, plural: renal columns A column-like extension of the renal cortex in the renal medulla Supplement A... Read More

Centrosome

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

Cyclozoonosis

Cyclozoonosis a zoonosis that requires more than one vertebrate host (but no invertebrate) for completion of the life cycle;... Read More

Intermediate host

Intermediate Host Definition When looking at the relationships amongst different biological members of our biosphere, we... Read More

Cilium

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

Arboreal locomotion

Definition noun A form of locomotion of animals that live in and move through trees Supplement Locomotion pertains to the... Read More

Rhodopsin

rhodopsin (Science: protein) light sensitive pigment formed from retinal linked through a Schiff's base to opsin: rhodopsin... Read More

Symbiosis

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

Glomerulus

A small intertwined group of capillaries in the malpighian body; glomeruli filter blood during urine formation.A closely... Read More

Prehensile tail

Definition noun, plural: prehensile tails A tail characterized by its adaptive features, enabling the vertebrate animal to... Read More

Microfilaria

Definition noun, plural: microfilariae The embryonic or early larval stage in the life cycle of certain parasitic nematodes... Read More

CNS

The portion of the vertebrate nervous system consisting of the brain and spinal cord.CNS --> central nervous... Read More