Science Word of the Day: biogenesis
Pronunciation: IBIOGEN I SYS
Meaning: Biogenesis refers to the process by which life arises naturally from pre-existing life, contrasting with abiogenesis, the emergence of life from nonliving matter through chemical processes. The exact mechanisms of abiogenesis remain unknown, with theories ranging from lightning strikes creating amino acids from primordial components to chemical reactions in hydrothermal vents. In contrast, the outdated idea of spontaneous generation, which suggested that organisms like maggots arise from decaying material, was debunked by Louis Pasteur, who demonstrated that microorganisms grow only from existing microorganisms.
Usage in a Sentence: All life on Earth may stem from one significant event known as biogenesis occurring approximately 3.7 billion years ago.
Can You Solve Today’s Science Word Puzzle? Chain Word?
Topics
Source: www.livescience.com