When they were first introduced, they were suspiciously stereotypical Jewish caricatures. Nowadays, however, they're obvious stereotypical conservative Republican caricatures.
Humans. They were based on 20th century humans.
The humans in Star Trek are not based on real humans.
It says right here in Matthew 16:4 "Jesus doth not need a giant Mecha."
https://i.imgur.com/dQgC4kv.jpg