Answer:
the diaphragm helps draw air into the lungs
The first trimester is when the embryo attaches to the placenta by the umbilical cord and the placenta make contact with the uterus.
Explanation:
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Answer:
<h2>Carbon dioxide and ammonia </h2>
Explanation:
When Urea reacts with water , it gives carbon dioxide and ammonia.
The correct answer would be 61%. Hope this helps :) !
