A ________ Is the Immature Stage of an Animal That

Q14: Suppose a mutant fish embryo does not

Q15: In a bird egg, the _ provides

Q16: The blastopore forms during gastrulation. True or

Q17: Which extraembryonic membrane lies immediately beneath the

Q18: The birth defect spina bifida results in

Q20: The most rapid differentiation in an embryo

Q21: The umbilical cord of a mammal connects

Q22: Babies who are nursed rather than fed

Q23: The mesoderm develops into the gonads and

Q24: Which germ layer forms the pancreas?<br>A)endoderm<br>B)ectoderm<br>C)mesoderm<br>D)somite<br>E)amnion