The __________ forms the outer layer of cells that will form the structures that provide protection and nourishment for the newly formed organism.
A) umbilical cord
B) placenta
C) embryonic disk
D) trophoblast
Correct Answer:
Verified
Q102: By the end of the fourth gestational
Q103: By the end of the eighth week,
Q104: When the blastocyst becomes firmly embedded into
Q105: The _ provides nutrients from the mother
Q106: Implantation of the blastocyst occurs _.
A)at conception
B)during
Q108: The embryonic period occurs from the _
Q109: During the embryonic period, the ectoderm is
Q110: Formed by the end of the third
Q111: During the embryonic period, the endoderm is
Q112: The production of neurons, called _, occurs
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