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One who accomplishes a purpose
Answer for the clue "One who accomplishes a purpose ", 8 letters:
effector
Alternative clues for the word effector
Word definitions for effector in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Effector \Ef*fect"or\, n. [L.] An effecter. --Derham.
Wikipedia
Word definitions in Wikipedia
In biochemistry , an effector molecule is usually a small molecule that selectively binds to a protein and regulates its biological activity. In this manner, effector molecules act as ligands that can increase or decrease enzyme activity , gene expression ...
Wiktionary
Word definitions in Wiktionary
n. 1 (context biology English) Any muscle, organ etc. that can respond to a stimulus from a nerve. 2 (context biology English) The part of a nerve that carries a stimulus to a muscle etc. 3 (context biology English) Any small molecule that effects the function ...
WordNet
Word definitions in WordNet
n. one who brings about a result or event; one who accomplishes a purpose [syn: effecter ] a nerve fiber that terminates on a muscle or gland and stimulates contraction or secretion an organ (a gland or muscle) that becomes active in response to nerve impulses ...
Usage examples of effector.
If you knew the secret, you could access the Qeng Ho localizers directly, let the localizers sense your body position, interpret the proper codings, and respond with built-in effectors.
When a muscle is stretched, the proprioceptive nerve endings within it are the receptors of a reflex arc of which the effectors act to bring about a contraction that tends to counteract whatever force is bringing about the stretching.
It has the extrasensory capacities to track them and the transvolutionary effectors to pursue them anywhere.
They are able to fly the way they do because they can reach through the interface with their transport vector effectors to synchronize the vibrations and cause the particles to make each return to a slightly different position.
More common is the three-neuron reflex arc, in which the receptor neuron is connected to an effector neuron by means of an intermediate neuron called the connector neuron.
Then, as it moved forward, he realized that it was only quasi-human: a functional upright biped chassis, with data-receptors mounted at the top, effectors and proprioceptors mounted in a downward worm that ended in floor-grippers.
I hooked the broadcaster in parallel with the effector circuits, so the computer's output not only controlled the boat as usual but also modulated the radio emission.
By contrast the key feature of a fully developed nervous system is its specificity, the precise set of connections by which a signal beginning at a particular sensory cell runs in a defined route, ending in some effector cell, a private line, essentially insulated from the multitude of other neurons within the system.