When molecules move from one phase to another they are still the same substance. There is water vapor above a pot of boiling water. ... Even though the physical state changed, the chemical properties were the same. On the other hand, a chemical change would build or break the chemical bonds in the water (H2O) molecules.
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All organisms need to use oxygen in order to operate cellular respiration. It's used to break down nutrients and create ATP, which is energy.
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Answer:
A and E
Explanation:
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Within a cell membrane, the primary type of lipid used is the phospholipid<span>. </span>Phospholipids<span> form the majority of our cell membranes and are made from two primary parts. These parts are the </span>hydrophilic<span>phosphate head and the hydrophobic </span>fatty acid tail<span>.</span>