Answer:
the moon's shadow falls on earth
Explanation:
the sun is behind the moon
Answer:
Fish
Explanation:
Fish are vertebrates and only have a single loop-circulation system.
<span>The answer is B. Mesoderm.
During gastrulation three layers form. Ectoderm, mesoderm, and endoderm. Mesoderm is the middle layer and from that layer a multitude of tissues and organs develop. The mesoderm develops into connective tissues like cartlage, bone, blood, and blood vessels. The mesoderm can also develop into muscle types like cardiac, skeletal, and smooth.</span>
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