An embryonic stem cell is the first cell in the embryo, this is what creates a human and helps more cells to form.
Answer:
B.the known laws of science cannot account for the origin of mass.
Explanation:
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"Water depth" is the factor among the choices given that has the <span>greatest importance in determining the characteristics of an aquatic ecosystem. The correct option among all the options given is the second option.
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<span>It may be safe to say that we can rule out a concussion for this patient. The CT scan is negative for trauma to the skull, brain bleed and negative for tumors. However, there is a slight abnormality regarding the smaller size of the ventricles but otherwise unremarkable.</span>
