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In summary, breathing is the process of inhaling and exhaling through our lungs. It brings oxygen into the body and expels unwanted carbon dioxide. ... Our cells perform cellular respiration with oxygen and glucose to make energy and carbon dioxide.
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The answer is D: The hormone is released into the bloodstream where it can be transported to all cells with the correct receptors.
A molecule containing a very large number of atoms, such as a protein, nucleic acid, or synthetic polymer.
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Organisms that are more complex, such as eukaryotes, have cells that are specialized for specific functions. Gene regulation needs to be more complex to produce these specialized cells for complex organisms. Please Mark Me Brainliest
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