Questions

Endorphins are called pain controlling chemicals in the body.

The study of Brain is called as Phrenology. 

Neurology is a branch of medicine dealing with disorders of the nervous system.

Nephrology is the study of kidney.

Neurobiology or Neuroscience is the study of the nervous system

Neza-Chalco-Itza is one of Mexico City's barrios(slums). Most of its approximately four million inhabitants live there illegally. Mexico City's slums have been growing for more than 100 years, after the railways allowed new industry to beign in the city. 

Encapsulation, Object class and instance.

Hubs are specified or operate at Layer1 i.e, the physical layer in the OSI model. Hubs regenerate electrical signals. A hub sends data packets (frames) to all devices on a network, regardless of any MAC addresses contained in the data packet.

A major Rabi Crop of India is wheat and barley in second place.

Phage typing is based on the fact that bacterial viruses attack specific cells. Phage typing is a method used for detecting single strains of bacteria. It is used to trace the source of outbreaks of infections.