Quick Answer. The function of motor neurons is to release the neurotransmitter acetylcholine, which are released at a junction known as the neuromuscular junction, that bind to postsynaptic receptors, causing the muscle fiber to respond and result into a muscle movement.
Adapted from The Gap: The Science of What Separates Us From Other Animals by Thomas Suddendorf, out now from Basic Books. Like many a scholar before and since, Bertrand Russell confidently asserts that certain traitsâspeech, fire, agriculture, writing, tools, and large-scale cooperationâset humans apart from animals. Although we appear to excel in many domains, such claims are not typically founded in any thorough comparison.
Humans have evolved a less diverse mix of gut microbes than great apes have. Gut microbes less diverse in humans: great apes harbor more varied bacterial populations The researchers demonstrated that bacteria in the gut, particularly members of the genus Lactobacillus, promote the growth of host epithelial cells and that this is essential for maintaining homeostasis in the intestinal system.