WebJan 23, 2004 · 1. Heredity and Development. The distinction that is made between genotype and phenotype is made necessary by the separation of causal pathways that lead on the one hand to the passage of information about organisms between successive generations, and, on the other, to the growth and development of an organism within a generation … WebOcelli or eye spots. Some jellyfish, sea stars, flatworms, and ribbonworms have the simplest "eyes" – pigment spot ocelli – which have randomly distributed pigment, and which have …
Ocelli Definition & Meaning - Merriam-Webster
Web1. the simple eye of insects and some other invertebrates, consisting basically of light-sensitive cells. 2. any eyelike marking in animals, such as the eyespot on the tail feather … WebDefinition of ocelli. Eyespot. Definition of operculum. A structure that closes or covers an aperture. Definition of planula. A free-swimming coelenterate larva with a flattened, ciliated, solid body. Definition of polymorphic. Occurring in several different forms, in particular with reference to species or genetic variation. chevrolet performance parts 19420878
Ocellus Definition & Meaning Dictionary.com
WebFeb 1, 2014 · The most obvious character is the paired simple ocelli (also called eyespots) at the anterior end of the animal; however, they do have a covering of other sensory receptors. Most taxa have filled the body cavity with a cellular parenchyma, but the catenulids, the most basal of the turbellarians, have a pseudocoelom that functions as a … WebMay 1, 2007 · The ocelli are located anterior to the prominent compound eyes (CE). The median ocellus (arrow) is recessed into a groove above the frons (Fr) and below the vertex (Ver). The elevational field of view of the median ocellus is constrained by these structures. In level flight the optical axis of the median ocellus lies approximately parallel with ... WebDefinition of ocelli in the Definitions.net dictionary. Meaning of ocelli. What does ocelli mean? Information and translations of ocelli in the most comprehensive dictionary … chevrolet performance 383 stroker