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Author Question: Blood flow in the placenta A) freely travels between mother and embryo as part of one circulatory ... (Read 95 times)

jc611

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Blood flow in the placenta
 
  A) freely travels between mother and embryo as part of one circulatory system.
  B) is blocked, keeping the embryo isolated from the mother's body.
  C) is a potential cause of miscarriage.
  D) allows certain substances to pass through the placenta, even though mother and embryo's circulatory systems do not mix.

Question 2

Young teens who are sexually active may be less likely to use contraception because
 
  A) of lack of information.
  B) they feel it isn't cool to use contraception.
  C) they are not allowed to purchase contraceptives.
  D) they cannot afford condoms.



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abctaiwan

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Answer to Question 1

D

Answer to Question 2

A




jc611

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Reply 2 on: Jun 22, 2018
Great answer, keep it coming :)


ghepp

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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