The nails, hair, teeth, and outer layer of skin develop from the
A) endoderm.
B) ectoderm.
C) mesoderm.
D) neural tube.
Correct Answer:
Verified
Q16: Nearly one-third of all pregnancies result in
Q17: "Environmental hazards" include lead, mercury, and PCBs.
Q18: Pregnancies can be dated from the onset
Q19: Fetal alcohol syndrome (FAS) results in more
Q20: The amniotic fluid provides nourishment until the
Q22: Before the end of the first month
Q23: If a fetus's upper arms develop before
Q24: Prema has read many books about pregnancy.
Q25: When a developing embryo is exposed to
Q26: It is the job of the amniotic
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents