Saturday
April 18, 2015

Homework Help: psychology

Posted by tzeni on Wednesday, January 7, 2009 at 2:18pm.

Why is the placenta unique as to its origin?
A it's the first fetal structure to develop
B it's allows the mixing of oxygen and nutrients between mother and child
C its develops from material supplied both by the mother and the fetus
D it provides the fluid that surrounds and protects the embryo

i believe the correct answer is D

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - From past experience it is felt that the random variable, X, the ...
psychology - You can be certain that a child has suffered from fetal alcohol ...
psychology - You would be concerned about possibility of Rh incompatibility if A...
Child Psychology - The first disorder unique to children and adolescents was A...
psychology 220 - # 1.29 (1 pts.) Mrs. Johansen is pregnant and has accidentally ...
psychology - As a child develops a 'blank' of mind, she learns to explain and ...
psychology - 26. Emily and her mother have entered a new place. There are toys ...
math - Consider yourself a genetic counselor. Megan and Eric come to you for ...
child growth and development - A pregrant mother may be wise to avoid all ...
child psychology in general - a child is most apt to become maternally deprived ...

Members