Another biological <span>macromolecule made up of monomers is Carbohydrate. Hoped this helped!</span>
One difference between mechanical and electromagnetic waves is that mechanical waves need a medium to pass through (solid, liquid, gas). EM waves can travel through matter or though a vacuum. In regards to telecommunications, EM waves can be radio waves, these are used in TV's, phones, computers, radios. Mechanical waves somewhat relate to this since radios produce sound;so an EM wave would turn into a mechanical vibration inside a speaker then sound would be produced.
What? No picture or no question.
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So that they don't explode.
AKA with a thing called osmosis (transportation of water through cells.)