Historically, the sole item that seems to remain unchanged is that genes are transmitted from parent(s) to offspring.
(the sole item; seems; ) (the sole item; to remain; unchanged) (the sole item that seems to remain unchanged; is; that genes are transmitted from parent(s) to offspring) Context(the sole item that seems to remain unchanged is,List([14, 61))):(genes; are transmitted; from parent)
the sole item that seems to remain unchanged is,List([14, 61))
the sole item the sole item the sole item that seems to remain unchanged genes
seems to remain is are transmitted
unchanged
that genes are transmitted from parent(s) to offspring
from parent