apical system
apical system At the centre of the aboral surface of some Echinodermata, a double ring of plates surrounding a hole (periproct) that contains the anus.
More From encyclopedia.com
Septic Tank , Nearly 20 million homes, which include almost 30% of the population of the United States, dispose of their waste-water through an on-site disposal sy… System , sys·tem / ˈsistəm/ • n. 1. a set of connected things or parts forming a complex whole, in particular: ∎ a set of things working together as parts of… Sympathetic Nervous System , sympathetic nervous system That part of the autonomic nervous system which generally acts to stimulate the body to cope with stress, such as increasi… double planation , double planation In tropical areas, weathering below the surface at the basal weathering front is one level of planation, whereas on the land surface… Parasympathetic Nervous System , parasympathetic nervous system Part of the autonomic nervous system. Its nerve endings release acetylcholine as a neurotransmitter and its actions te… Potentiometric Surface , Skip to main content
potentiometric surface
You Might Also Like
NEARBY TERMS
apical system