'Rna codes' diaporamas de présentation

Life in the Precambrian

Life in the Precambrian. Prelude to Us. Major Steps in the Precambrian Evolution of Life. Origin of Life (4.0 - 3.8 Gyrs) Photosynthesis (3.8 - 3.5 Gyrs) Aerobic (Oxygen-based) Respiration (3-2 Gyrs) Eukaryotes / Endosymbiosis (2.1-1.6 Gyrs) Sex / Death (1.2 - 1 Gyrs)

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FINAL JEOPARDY

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1 The Genetic Code of Genes and Genomes

1 The Genetic Code of Genes and Genomes. DNA: Molecule of Heredity. Inherited traits are affected by genes that are transmitted from parents to offspring in reproduction Genes are composed of the chemical deoxyribonucleic acid = DNA. Fig. 1.6. DNA: Molecule of Heredity.

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