biological

biological /ˌbajəˈlɑːʤɪkəl/ adjective
biological
/ˌbajəˈlɑːʤɪkəl/
adjective
Britannica Dictionary definition of BIOLOGICAL
1 
: of or relating to biology or to life and living things
2 
: related through birth — used to distinguish the parents who gave birth to a child from the parents who later adopted the child

— biologically

/ˌbajəˈlɑːʤɪkli/ adverb