fit2

2+ Year Member
Aug 7, 2015
1,090
785
Status
Pre-Dental
Isn't the gas exchanged in humans through the umbilical cord? Why is placenta the answer?
Thanks for the help!

bio quesiton.png
 
OP
fit2

fit2

2+ Year Member
Aug 7, 2015
1,090
785
Status
Pre-Dental
Aaaa so the gas exchange is across the placenta and goes through the umbilical cord. I see...tricky. Thanks!