It’s clear, for example, that to the extent that Darwinian Evolution governs the development of life forms on this planet that is not an artifact of the Earth. Darwinian Evolution is a logic which is applicable to all life forms and all biosystems that may exist in the universe, even the ones we have not discovered. However, there are specific solutions that were arrived at during the development of life on Earth which may be peculiar to Earth. The structure of the DNA double helix.
The use of ribose in deoxyribose.