The mammalian organ through which nourishment and oxygen ...
The mammalian organ through which nourishment and oxygen diffuse into a developing embryo is called
Amnion
Chorion
Umbilical cord
Oviduct
Placenta
Correct answer is E
No explanation has been provided for this answer.
Nitrogen is released into the atmosphere when ________ ...
Which of the following organelles is common to both plant and animal cells? ...
Which of the following can cause desert encroachment? ...
Which of the following organisms has lost the pentadactyl limb structure? ...
If a ring of bark and phloem is removed from a stem, the ...