Oparin/Haldane Hypothesis in AP Biology

Definition

The Oparin/Haldane Hypothesis proposes that life on Earth originated from simpler organic compounds in the early atmosphere, which underwent chemical reactions to form complex molecules and eventually led to the development of living organisms. It suggests that the conditions present on early Earth, such as a reducing atmosphere and energy sources like lightning or UV radiation, could have facilitated the formation of organic molecules necessary for life.

Related terms

Miller-Urey Experiment: This experiment simulated conditions similar to those proposed by the Oparin/Haldane Hypothesis and demonstrated that simple organic molecules can be synthesized from inorganic precursors.

Primordial Soup:

Refers to an imaginary mixture of organic compounds in Earth's early oceans or atmosphere that is thought to have provided the building blocks for life.

Abiogenesis:

The idea that life can arise naturally from non-living matter through natural processes.