Planetary origin of metabolisms during abiogenesis

Abiogenesis refers to a hypothetical natural process on the ancient Earth that non-living organic and inorganic matter together self-organize, forming some form of energy and chemical cycling system from which life emerged. Although the details of these distant processes are largely mysterious, it is reasonable to speculate that many features of these ancient non-living cycles…

Relationship between plants and animals

Relationships between plants and animals are not just a simple food chain relation. Most animals eat plants or their products, sure. Some plants take nutrients off from dead animals which have been decomposed by fungus. Animals all need oxygen. Plants produce the oxygen that animals need for survival. Looking at this relationship from a superficial…