Placenta is usually functioning to deliver nutrients and oxygen to, and remove waste from, the embryonic blood by the ___ week of pregnancy.
a. 1st
b. 2nd
c. 3rd
d. 4th
e. 5th
Answer: C
Placenta is usually functioning to deliver nutrients and oxygen to, and remove waste from, the embryonic blood by the ___ week of pregnancy.
a. 1st
b. 2nd
c. 3rd
d. 4th
e. 5th
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.