Answer:
Normally, the iron group in myoglobin has an oxidation state of 2+. However, when oxygen binds to the iron, it gets oxidized to an oxidation state of 3+. This allows the oxygen that is binded to have a negative charge, which stabilizes it. Myoglobin's affinity for oxygen is higher than hemoglobin.
B. Fossil fuels is putting extra carbon monoxide in the air, affecting plant growth.
Scientists often use models because the real thing many be to dangerous or impossible to work with. The most important that model helps better then visualization and you can see it right in front of your eyes.
<span>The three roles of RNA in protein synthesis.
Messenger RNA (mRNA) is translated into protein by the joint action of
transfer RNA (tRNA) and the ribosome, which is composed of numerous
proteins and two major ribosomal RNA (rRNA) molecules.</span>
