Polypeptides help make up proteins by bonding numerous amino acids together. Proteins are created by the bonding of two or more polypeptides, which are then folded into a specific shape for a particular protein.
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>
Answer:
you inhale oxygen and exhale carbon dioxide.
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Answer:
Electron Transport Chain
In the third stage, electrons from the NADH and FADH2 molecules move to the electron transport chain (ETC). These electrons generate the required power to move protons through the mitochondria into the space between membranes. In the final stage of cellular respiration, oxygen combines with the electrons and protons to form water.
Answer:
b.
Explanation:
She would have compared how long it would take you to get where you're going, and compare it to how long it took you to get back.
