Examlex
User authentication is a procedure that allows communicating parties toverify that the contents of a received message have not been altered and that the source is authentic.
RNA Hypothesis
The RNA hypothesis, often referred to as the RNA world hypothesis, suggests that ribonucleic acid (RNA) was the first self-replicating molecule and played a pivotal role in the early development of life on Earth.
Aleksandr Oparin
A Soviet biochemist known for his contributions to the theory that life on Earth developed through a process of chemical evolution.
Reducing Atmosphere
An atmospheric condition in which oxygen is scarce, favoring chemical reactions that reduce compounds.
Primitive Gases
Refers to the basic or primordial gaseous elements present in the earth's early atmosphere or in cosmic environments, often including hydrogen and helium.
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