<span>It is true that the first trimester is the most critical time for an embryo or a fetus. This is because there are many crucial developmental stages in this time period in order to produce a viable and functional multicellular organism. Such developmental characteristics in this period include the successful formation of the notochord, the basic nerve structures and the beating heart. It is critical for such structures and organs to form properly in order to ensure subsequent developments in the fetus to form correctly and ultimately result in a successful deliverance.</span>
I believe that it relates to or involves free oxygen, if it is used in exercise- aerobic practices help improve the the efficiency of the body's cardiovascular system with absorbing and transporting oxygen.
Hope this helps
Answer:
I think the answer is A. Hope it helps!!!!!
Explanation:
Our eating habits can be directly linked with certain diseases. Eating foods high in sodium, sugar, cholesterol, and fat everyday for years on end will put you at much higher risk. Diseases such as Type 2 Diabetes, Heart attack, and stroke can all be linked with eating patterns.
Hi!☺
I think your answer is going to be B, <span>Nutrients that help the body use proteins, carbohydrates, and fats.
~Elisabeth</span>
