20 results found

Search Results for: rudimentary

Rudimentary

rudimentary poorly developed and not functional. Compare: vestigial, obsolete. Pertaining to the early stages of... Read More

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

Cotyledon

Definition noun, plural: cotyledons (1) (botany) The primary or rudimentary leaf of the embryo of a seed plant that either... 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

Head kidney

Head kidney --> pronephros 1. The definitive excretory organ of primitive fishes. Synonym: head kidney. 2. In the embryos of... Read More

Embryo – Plants

Definition (botany) A young, developing plant, such as the rudimentary plant inside the seed of higher plants or that inside... Read More

Preauricular

Definition adjective Of a part or area located anterior to the auricle of the ear Supplement Preauricular is a descriptive... Read More

Three-chambered heart

Three-chambered heart congenital abnormality in which there may be a single atrium with two ventricles or a single ventricle... Read More

Lepidoptera

Lepidoptera (Science: zoology) An order of insects, which includes the butterflies and moths. They have broad wings, covered... Read More

Holmes heart

Holmes heart a variant of double inlet left ventricle where the ventricular-arterial connection is concordant and the right... Read More

Embryo

Definition noun, plural: embryos (zoology) A multicellular organism that primarily undergoes extensive and rapid growth and... Read More

Cor

Cor The muscular organ that maintains the circulation of the blood. C. Adiposum a heart that has undergone fatty... Read More

Hexapoda

Hexapoda (Science: zoology) The true, or six-legged, insects; insects other than myriapods and arachnids. The hexapoda have... Read More

Lancelet

Definition noun, plural: lancelets A small fishlike chordate of the taxonomic order Amphoxiformes Supplement The... Read More

Vestige

A vestige, in biology, refers to the vestigial structures. Etymologically, the term came from the Latin vestīgium, meaning... Read More

Larva

Larva Origin: L. Larva ghost, specter, mask. 1. (Science: zoology) Any young insect from the time that it hatches from the... Read More

Scale

Scale A reduced or rudimentary leaf, for example surrounding a dormant bud, a thin flap of tissue, for example on the... Read More

Scales

scale A reduced or rudimentary leaf, for example surrounding a dormant bud, a thin flap of tissue, for example on the... Read More

Bears

Bears Definition Bears are mammals belonging to the family Ursidae. They typically have massive bodies, coarse heavy fur,... Read More

RNA-DNA World Hypothesis?

How did life start as we know it? In the scientific community, the "RNA World Hypothesis" has many adherents. Many believed... Read More