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efesto efesto
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6 years ago
Your sister is pregnant and wonders how her baby takes in nutrients and gets rid of waste products. You tell her that it happens through a structure called a(n)
A) germ disc.
B) amnion.
C) placenta.
D) ectoderm.
Textbook 
Children: A Chronological Approach, Canadian Edition

Children: A Chronological Approach, Canadian Edition


Edition: 5th
Authors:
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KatiaKatia
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6 years ago
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efesto Author
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6 years ago
Thanks
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This site is awesome
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This helped my grade so much Perfect
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