EVERYDAY SCIENCE

Detailed explanation-1: -abiogenesis, the idea that life arose from nonlife more than 3.5 billion years ago on Earth. Abiogenesis proposes that the first life-forms generated were very simple and through a gradual process became increasingly complex.

Detailed explanation-2: -The Miller-Urey experiment, conducted by chemists Stanley Miller and Harold Urey in 1953, is the classic experiment on the origin of life. It established that the early Earth atmosphere, as they pictured it, was capable of producing amino acids, the building blocks of life, from inorganic substances.

Detailed explanation-3: -The Miller-Urey experiment provided the first evidence that organic molecules needed for life could be formed from inorganic components. Some scientists support the RNA world hypothesis, which suggests that the first life was self-replicating RNA.

Detailed explanation-4: -Theory of abiogenesis refers to the origin of life from a non living matter. The theory is coined by Huxley. Q. The theory which explains that life originates every day from non-living matter is known as the theory of spontaneous generation.