1859
On the Origin of Species (or more completely, On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life), published on 24 November 1859, is a work of scientific literature by Charles Darwin which is considered to be the foundation of evolutionary biology.
The word that goes on to the gap is "cells"
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D. Most of the energy that drives metabolism is supplied by ATP
Answer:
your answer is correct it is B
connecting the bone to the muscle
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D. it serves as a link between membrane proteins on adjacent membranes.