Where did humans come from?

where did humans come from originDid humans originate on Mars and then were 'transferred' over in one of the great connections between Mars and Earth? Along with Mars material like sand and rocks?

Were humans seeded on this planet by aliens?
Some religious texts seem to allude that humans were put on here by another living being or power.
Some ancient mythology suggests the same, that we were created by gods or from gods and put on this planet.

Did we evolve from a single cell into a human being?

Did humans become humans from some sort of 'stem cell', some building block, and Gaia or the Electric Universe decided it needed humans on this planet?

Is the origin of humans on planet Earth from some sort of natural organic space seeding?