An important function is for it to exchange the carbon dioxide produced by the embryo and bring oxygen to the embryo.
(An important function; is; for it to exchange the carbon dioxide produced by the embryo and bring oxygen to the embryo) (it; to exchange; the carbon dioxide produced by the embryo) (the carbon dioxide; produced; by the embryo) (it; to bring; oxygen; to the embryo)
An important function it the carbon dioxide it
is to exchange produced to bring
for it to exchange the carbon dioxide produced by the embryo and bring oxygen to the embryo
the carbon dioxide produced by the embryo
by the embryo
oxygen to the embryo