The name of the structure indicated by the question mark on this transverse cut of the developing embryo is the neural tube. This is further explained below.
<h3>What is a neural tube?</h3>
Generally, The neural tube is simply defined as the facilitator of the central nervous system
In conclusion, the neural tube is the brain and the spin.
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The role of species in an ecosystem, consisting of such things as what it eats, when it eats, and where it lives is niche.
Cells maintain homeostasis by consistently developing energy. Without energy, cells would fall into disorganized, unorderly processes and eventually cell death would occur. Cells also maintain homeostasis through diffusion and the plasma membrane, but regulating substances that enter and leave the cell.
The human body maintains homeostasis through body temperature, hydration, and food intake
