<span>The closer you are to the poles of the Earth, the fewer ecological niches for species to fill. </span>
One million nine hundred eighty-nine thousand
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<span>Adenosine triphosphate or ATP is a way to store and use energy in the food we eat. If there is not enough ATP, this could lead to lesser oxygen in the cell on the food; hence, this will affect the energy that we can get from a certain food.</span>
Answer:
Birth is an example of a normally occurring positive-feedback mechanism.
