Question

the umbilical vein carries ____________. a waste and carbon dioxide toward the placenta b oxygen and nutrients toward the fetus c waste and carbon dioxide toward the fetus d oxygen and nutrients toward the placenta

Explanation:

The umbilical vein is responsible for transporting oxygen - rich and nutrient - rich blood from the placenta to the fetus. The umbilical arteries carry waste and carbon dioxide from the fetus to the placenta.

Answer:

B. oxygen and nutrients toward the fetus