https://en.wikipedia.org/wiki/Hypothetical_types_of_biochemistry https://en.wikipedia.org/wiki/Hypothetical_types_of_biochemi... Silicon has a lot of chemical

https://en.wikipedia.org/wiki/Hypothetical_types_of_biochemistry https://en.wikipedia.org/wiki/Hypothetical_types_of_biochemi... Silicon has a lot of chemical possibilities similar to carbon. Also methane can perform a lot of the same functions as liquid water (though at very different temperatures).