The type of reaction that build proteins from amino acids are dehydration reactions
In the human respiratory system, gas exchange occurs across the cells of the alveoli. Alveoli or an alveolus is the deepest part of the human respiratory system. This part of the respiratory system is a place where gas exchange between oxygen and carbon dioxide occurs from inhaled air to the blood cells<span>.</span>
The could tell by solar radiation and dark matter, they didnt know were dark matter was but they new it was there
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im sorry i tried to open the pdf but it said blocked
Explanation:
Good luck though!
