Life’s Beginnings on Earth according to science

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Presentation transcript:

Life’s Beginnings on Earth according to science AP Biology Life’s Beginnings on Earth according to science

Nucleic Acid Formation

Amino Acid Formation

Protein’s Natural Form

Monosaccharides Combining

Phospholipid Formation

Construction of mRNA from DNA

Constructing Chromosomes

DNA Replicating

- Membrane Formation WATER Hydrophilic head Hydrophobic tail WATER

Representation of a Protobionts

Stanley Miller

LE 26-2 CH4 Water vapor Electrode NH3 H2 Condenser Cold water Cooled water containing organic molecules H2O Sample for chemical analysis

Early Earth

Energy Source

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