Proteins = polypeptides
carbohydrates = polysaccharides
lipids = trigylceride
nucleic acids = nucleotides
Cellular respiration<span> requires oxygen and releases carbon dioxide. we use the released oxygen and most other organisms for </span>cellular respiration<span>. We breathe in that oxygen, which is carried through our blood to all our cells.</span>
<span>bacteria that require a constant supply of oxygen in order to survive are called
</span><span>Obligate aerobes
</span>because these need oxygen to grow and for their all necessary processes
The option B cannot be correct because they dont need oxygen while C are those that can also live without oxygen
so option A is correct
hope it helps
Their weights in pounds are 5, 7, 10, 11.
