Uncover the Origins

Chemical evolution theory, also known as abiogenesis, posits that life on Earth originated from non-living matter through a sequence of chemical reactions.

Abiogenesis or prebiotic chemistry.

Amino acids and nucleotides.

<p>That complex organic molecules eventually gave rise to the first self-replicating entities.</p> Signup and view all the answers

<p>A reducing atmosphere, an energy source, and suitable physical environment.</p> Signup and view all the answers

<p>A protogenome is a hypothetical mutable primary unit that is capable of reduplication, is held to have differentiated from non living matter and is regarded as a precursor of living beings.</p> Signup and view all the answers

<p>Protogenomes would have evolved in a prebiotic world where simple organic molecules like amino acids and nucleotides were present.</p> Signup and view all the answers

<p>The two main processes involved in the evolution of protogenomes are the formation of simple molecules and polymerization.</p> Signup and view all the answers

<p>Amino acids linked together to create peptides or early proteins, while nucleotides combined to form RNA-like molecules.</p> Signup and view all the answers

<p>The polymers formed in the evolution of protogenomes had catalytic and information storage properties.</p> Signup and view all the answers