Multiple Choice
The formation of the endoderm during gastrulation in frogs results from
A) the movement of cells from the surface layer to the interior.
B) the migration of cells within the blastocoel.
C) the formation of columnar cells at the vegetal pole.
D) rapid cell division.
E) the migration of mesenchyme cells.
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
Q5: Which function is not carried out by
Q6: The development of an anterior-posterior axis in
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
Q12: The figure below is <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4092/.jpg" alt="The