margin

Wild type

...eas the size of the other A inter veins (anterior margin to L2 and L2-L3) was unchanged, ... Full article >>> The study of "mutants" - organ isms which lack one or more functional components with respect to the so-called " wild type " or normal phenotype . Genetic interactions ( epistasi...

Veins

...eas the size of the other A inter veins (anterior margin to L2 and L2-L3) was unchanged, ... Full article >>> azygous vein - one of a system of veins that drain the thoracic and abdominal walls; arises as a continuation of the right ascending lumbar vein and terminates in the superior v...

Tripartite

...enter), pinna tisect, lobed, elliptic with entire margin ... Full article >>>...

Siphon

...#62;>> siphon Found at the posterior margin in the mantle of Bivalves where fresh water enters the organ ism through the incurrent siphon , circulates through the mantle cavity and over the gills , and leaves through the excurrent siphon . Full article >>> When the siph...

Primitive streak

...ive streak A medial thickening along the dorsal margin of an amniote embryo that forms during the migration of endoderm al and mesoderm al cells into the interior of the embryo . Full article >>> primitive streak A line of cells in the center of the embryo nic disk of reptile...

Lung

...r. lunules Small, suckerlike discs on the anterior margin of some copepods in the family Caligidae, functioning as organ s of adhesion. Full article >>> lung The organ that enables an animal to breathe air. In mammals the paired lung s are each supplied by a bronchus that divide...

Larva

...d in cells corresponding to the prospective wing margin (Figs 6A & 6B), ... Full article >>> bipinnaria larva In the class Asteroidea, the free-swimming, ciliated stage of larva l development. Full article >>> instar. The larva l or nymph stage of an immature insect...