Yes, sex is occurring between genetically / biologically related people, but GSA is something much deeper that that.
Not only is dieting psychologically stressful, it's also biologically stressful—and it may be aging us.
A propensity to cry is, in part, biologically predetermined.
While no pregnancies have been reported yet, they are biologically possible as a result of the surgery.
People in their 20s have come up in an Internet society, where they are perhaps thinking more than biologically, as Tim puts it.
Myself, I believe that biologically there is radical sex-aversion between parent and child, at the deeper sensual centers.
biologically, more country life is essential to British health.
The six Figures C 38-43 give what is biologically of greatest interest in it.
That the Chinese will survive, biologically, as a race—this no one doubts.
If such a servant is undesirable, she is not hired; if normal, in a biologically healthy society she would have her own children.
biological bi·o·log·i·cal (bī'ə-lŏj'ĭ-kəl)
Of, relating to, caused by, or affecting life or living organisms.
Having to do with biology.
Related by blood, as in a child's biological parents.