Sorry i dont understand spanish and please translate in english please
It not d
it not c
it is B
it not a
The tadpole would die out. Which would cause the sudden decrease I duck and frog.
The answer is through the placenta. The placenta is formed in the uterus of the pregnant woman. Its role is in the nourishment of the fetus. The placenta provides the fetus with nutrients and removes waste. The umbilical cord connects the placenta to the fetus and it serves as the transporting passageway.
