Multiple Choice
Which function is not carried out by the placenta?
A) Waste removal for the fetus
B) Exchange of respiratory gases for the fetus
C) Transfer of nutrients to the fetus
D) Bathing of chorionic villi in maternal blood
E) Protection of the fetus in a bag of fluid
Correct Answer:
Verified
Correct Answer:
Verified
Q2: In frogs,the sperm fuses with the egg<br>A)
Q3: The sperm contributes _ to the zygote.<br>A)
Q4: The type of development in which each
Q6: The development of an anterior-posterior axis in
Q7: The formation of the endoderm during gastrulation
Q8: In early cleavage,amphibian embryos _,whereas insect embryos
Q9: Gas exchange in the chick embryo is
Q10: The cleavage pattern shown below would be
Q11: Once development has proceeded to the point
Q88: In mammals and birds, the _ is