Answer:
Active transport mechanisms do just this, expending energy (often in the form of ATP) to maintain the right concentrations of ions and molecules in living cells. ... Primary active transport directly uses a source of chemical energy (e.g., ATP) to move molecules across a membrane against their gradient.
Below are the choices that can be found from other sources:
<span>A) the end of World War I
B) the beginning of the Cold War
C) the end of the Reconstruction Era
D) the beginning of the Great Depression
The answer is th</span>e beginning of the Cold War
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An etymologist studies <span>the origins of words. The correct option among all the options that are given in the question is the first option. The other choice given in the question are incorrect and can be easily negated. I hope that this is the answer that you were looking for and it has actually come to your help.</span>
I think that it was the common class of rome
Answer:
primitive
Explanation:
In simple words, The concpet of Primitive society, relates to the lexicon of modern anthropologists, each of the many cultures distinguished by characteristics which may involve absence of writing system, isolation, limited population, fairly simple social structures and technologies, and a relatively slow pace of socio-cultural transition.
