Answer:
A or c
Explanation:
they are the closest to the human bar
The main function of the respiratory system is to allow the exchange of gases between the atmosphere and the lungs.
Hence,the only structure that carries out this function is the alveoli as other structures such as the nose,trachea and pharynx transport gases to the alveoli just so that it can can out its function.
<span>The scientist who melted glass to simulate a microscope was Robert Hooke, in 1660. He was an English physicist, and he looked at insects and handheld objects. He named the cell for the cell of a monk, because to him it appeared to be a self-contained room.</span>
The correct answer is lungs, kidneys, and perspiration. About 10% of all alcohol that you have intaken is being eliminated by the body come from the lungs, kidneys, and perspiration. Through lungs, it eliminates it through respiration. In kidneys, alcohol is being excreted through urination and for the perspiration is excreting alcohol content through sweating.
<span>Prokaryotic organisms are always unicellular, but eukaryotic organisms are always multicellular.
the second option because pro are usually found in plants and euk in animals and humans
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