Very simple. You can't renew it. Which one of the options seem like you cannot renew the resource in a reasonable amount of time?<span />
This is because the primary function of this stage is the fixation of carbon. which involves making simple sugars from carbon dioxide and water. It involves addition of inorganic carbon (carbon dioxide) to an organic molecule or molecules by plants, this occurs during the light independent stage reaction of photosynthesis and is the first step in the Calvin cycle.
True it gets that through the blood vessels in the umbilical cord
Answer:
to have symmetry on your body from side
to side