Because they have said so.
Image of God has so many meanings.
Our 24th pair of chromosomes shows that
Image of god, those aliens, used some of their DNA with the local DNA to create the workers.
"gods chosen people" are very upset that they made better, and discarded them
They have said so... Where, when, to whom? And I have come to the point where I give highest probabilities that "genetics" are like "nukes," "viruses," "contagion," and many other BS control-motivated things They tell Us. William Casey said:
"We'll know our disinformation program is complete when everything the American public believes is false."
Traits are passed through energetics - vibrational energies in egg and sperm...
As I have no religion - was raised with lots of love and Ethics, but no religion - I ponder "god..." All I have to go on is My spiritual experience (which I have no need for Others to believe).
My Spiritual Experience (article): https://peakd.com/informationwars/@amaterasusolar/my-spiritual-experience