'Genetic information present' diaporamas de présentation

Option D

Option D. Rachel M. Michal Enkhjin. Describe four processes needed for the spontaneous origin of life on earth. Process 1: synthesis of simple organic molecules Process 2: assembly of simple organic molecules into polymers Process 3: formation of polymers that can self-replicate

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15.2 Species and Speciation Overview

15.2 Species and Speciation Overview. Evolution Results of evolution New species (speciation) Causes of evolution Barriers between same species (gene pools) Geographical isolation -> leads to allopatric speciation Temporal isolation -> leads to sympatric speciation

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By: Arley Wells

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