26 results found

Search Results for: passageway

Cytopharynx

Definition noun, plural: cytopharynxes or cytopharynges The tube-like passageway in certain protozoans through which the... Read More

Vestibule

Languages are intriguing subjects that you can spend your entire life with but never get enough of… As we begin the... Read More

Rete testis

Definition noun, plural: rete testes A network of tubules in the hilum of the testicle, and serves as passageway for sperm... Read More

Canaliculus

Definition noun, plural: canaliculi (anatomy) Any of many small canals or ducts in the body, such as in the bone, or in some... Read More

Gate

Gate 1. A way; a path; a road; a street (as in Highgate). I was going to be an honest man; but the devil has this very day... Read More

Transport

In biology, transport refers to the act or the means by which a molecule or ion is moved across the cell membrane or via the... Read More

Facilitated diffusion

Facilitated diffusion is the transport of substances across a biological membrane from an area of higher concentration to an... Read More

Coral polyp

Definition noun, plural: coral polyps (marine biology) An invertebrate species of the class Anthozoa that may live either... Read More

Laryngopharynx

Definition noun, plural: laryngopharynges, laryngopharynxes The caudal part of the pharynx, connects to the... Read More

Oropharynx

Definition noun, plural: oropharynges, oropharynxes (anatomy) The oral part of the pharynx, located behind the oral... Read More

Throat

A throat generally refers to a narrow part of a passage. In vertebrate anatomy, it refers to the gullet or windpipe, i.e.... Read More

Glycosaminoglycan

Definition noun (biochemistry) The polysaccharide unit of proteoglycan Supplement Glycosaminoglycans are the polysaccharide... Read More

Pharynx

Lined with moist tissue, the pharynx is like a bustling biological highway that directs food and air to their respective... Read More

Endomembrane system

Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More

Internal acoustic meatus

Definition noun A short, narrow passageway through the temporal bone of the skull where the vestibular nerve and cochlear... Read More

Disruptive Selection

An evolutionary process known as disruptive selection (or disruptive natural selection) causes a population to become... Read More

Carrier protein

Carrier protein is a type of cell membrane protein involved in facilitated diffusion and active transport of substances out... Read More

Nasopharynx

Definition noun, plural: nasopharynges or nasopharynxes (anatomy) The part of the pharynx extending from the posterior... Read More

Hatch

Hatch (Science: ornithology) to produce young; said of eggs; to come forth from the egg; said of the young of birds, fishes,... Read More

Osmosis

Osmosis is the net movement of solvent molecules through a semipermeable membrane. It is similar to diffusion as the... Read More

Convoluted seminiferous tubule

Definition noun, plural: convoluted seminiferous tubules Any of the convoluted or curved canals of the seminiferous tubules... Read More

Spermatogenesis

Spermatogenesis Definition Spermatogenesis is the biological process of producing sperm cells. It occurs in the male gonad... Read More

Calyx

Definition noun, plural: calyxes or calyces or calices (anatomy) Funnel-shaped structures that act as passageway of urine... Read More

Pores

pore 1. One of the minute orifices in an animal or vegetable membrane, for transpiration, absorption, etc. 2. A minute... Read More

Chemiosmosis

Chemiosmosis Definition What is chemiosmosis? In biology, chemiosmosis refers to the process of moving ions (e.g. protons)... Read More

Internal auditory canal

Definition noun A short, narrow passageway through the temporal bone of the skull where the vestibular nerve and cochlear... Read More