English Deutsch Français Italiano Español Português 繁體中文 Bahasa Indonesia Tiếng Việt ภาษาไทย
All categories

as well... what transport mechanism is involved in this process??

2007-06-25 03:54:03 · 2 answers · asked by mrchrister93023 1 in Science & Mathematics Biology

2 answers

The placenta...the umbilical cord

2007-06-25 03:57:01 · answer #1 · answered by Nasubi 7 · 0 0

umbilical cord. do your own homework.

2007-06-25 10:58:09 · answer #2 · answered by Anonymous · 0 0

fedest.com, questions and answers