Post Zero Hour Daxamites were generally xenophoboc, with a deep distrust of any non-Daxamite, amplified by the fact that despite their potential powers, they had to wear transuits to avoid accidental lead exposure.
In the issue I scanned those images from, we see her letting a mugger go free because it was an alien he beat up.
Andromeda grew up as a member of the deeply racist political/terrorist group, White Triangle at the time of joining the Legion (Which she was assigned to, rather than a volunteer to). She even supplied the serum which protected her from lead to the White Triangle, a group of which then left Daxam and amongst other things, destroyed Element Lad's homeworld of Trom.
She learned to overcome these feelings, in time, completely, becoming Sister Andromeda of a religious order tending aliens and human alike.