× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
1
New Topic  
barry barry
wrote...
Posts: 11630
11 years ago
If the mother is exposed to teratogens during pregnancy, what can happen to the fetus?
A) These substances are immediately toxic to a fetus.
B) These substances can cross the placental barrier to cause damage to the fetus.
C) These substances dramatically reduce the blood supply that flows through the placenta and thus injure the fetus.
D) These substances interfere with the development of the extraembryonic membranes that support the fetus.
E) None of the answers are correct.
Read 294 times
1 Reply

Related Topics

Replies
wrote...
11 years ago
Answer:  B
Biology - The only science where multiplication and division mean the same thing.
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1943 People Browsing
Related Images
  
 1979
  
 914
  
 3531
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 799