The biological molecules that transport other substances are the proteins.
<h3>What are proteins?</h3>
Proteins are biological macromolecules that contains nitrogen in their molecules and are the building block of a living organism.
The proteins perform the following functions:
- they transport other substances,
- provide structural support,
- cause the movement of muscles, and
- catalyze chemical reactions in living organisms.
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I dont know the answer choices but if isotopes is there then go with Isotopes
True. Although nuclear energy itself is renewable, the material (uranium) used in nuclear power plants is not.