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Anit [1.1K]
3 years ago
15

What are three substances that the embryo needs to grow and one substance it needs to excrete

Biology
1 answer:
Mars2501 [29]3 years ago
8 0

Answer:

Development of the fetus  to grow

oxygen for respiration. nutrients (food and water)

The developing fetus also needs its waste substances removing. The fetus is protected by the uterus and the amniotic fluid , a liquid contained in a bag called the amnion.

<u><em>Hope this helps!</em></u>

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