A MillerUrey synthesis refers to a a stimulation of the orgi

A Miller-Urey synthesis refers to

a. a stimulation of the orgin of life

b. any mechanism that produces fixed nitrogen in the nitrogen cycle

c. various integrations of Darwin\'s orginal theory with modern evolutionary theories

d. the way bacteria construct DNA and RNA from amino acids

Solution

Answer: Option :a. a stimulation of the orgin of life

Stanley Miller and Harold Urey produced organic compounds in a flask of ammonia and methane subjected to sparks from electrodes, explaining the origin of life. The organic compounds produced included cyanide (HCN), formaldehyde (H2CO) and small quantities of four amino acids. Later experiments produced the 20 amino acids which occurs in life.