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.
The critical element that culturally sets humans apart from other species is the functional superiority of the human brain. That existing human culture has three axial components, namely politics, religion, and technology, which influence the affairs of mankind, must be obvious to all with a passing interest in human behaviour.
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.