IB biology - A2.1 Origins of cells

Syllabus

Additional higher level

• A2.1.1 Conditions on early Earth and the pre-biotic formation of carbon compounds
• A2.1.2 Cells as the smallest units of self-sustaining life
• A2.1.3 Challenge of explaining the spontaneous origin of cells
• A2.1.4 Evidence for the origin of carbon compounds
• A2.1.5 Spontaneous formation of vesicles by coalescence of fatty acids into spherical bilayers
• A2.1.6 RNA as a presumed first genetic material
• A2.1.7 Evidence for a last universal common ancestor
• A2.1.8 Approaches used to estimate dates of the first living cells and the last universal common ancestor
• A2.1.9 Evidence for the evolution of the last universal common ancestor in the vicinity of hydrothermal vents

Slides