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Author Question: The respiratory and digestive systems in the embryo develop from the A) ectoderm of the embryonic ... (Read 43 times)

pane00

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on: Jun 22, 2018
The respiratory and digestive systems in the embryo develop from the
 
  A) ectoderm of the embryonic disk.
  B) mesoderm of the embryonic disk.
  C) endoderm of the embryonic disk.
  D) neural tube.

Question 2

Approximately how many teenage girls between the ages of 15 and 19 become pregnant during the year of 2010?
 
  A) about 100,000
  B) about 300,000
  C) about 700,000
  D) about 1,000,000


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kmb352

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Reply #1 on: Jun 22, 2018
Answer to Question 1

C

Answer to Question 2

C


pane00

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Reply 2 on: Jun 22, 2018
:D TYSM

Kedrick2014

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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