Which mineral precipitates from oceans and forms rock salt?

What did the first language sound like

What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.

What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?