<span>Oxygen carried in a hemoglobin molecule is bound to an iron atom.
</span>The red blood cells contain a pigment called hemoglobin, each molecule of which binds four oxygen molecules.
This protein carries oxygen to the cells and carbon dioxide to the lungs.
It is the iron atom<span> that binds </span>oxygen<span> as the blood travels between the lungs and the tissues.</span>
Answer:
density independent
Explanation:
In Ecology, density independent factors are limiting factors that do not depend on the size of a population to affect such population. Examples of density independent limiting factors are fire outbreak, earthquake and other natural disasters.
According to this question, since density independent factors influence a population irrespective of its density, it will affect a larger population than a smaller population. For example, a fire outbreak will likely burn a large part of the population, if not all.
Refuted. This happens, as explained in the question , when the result does not support the hypothesis.
Answer:
cohesive force
Explanation:
The first three forces are also collectively called van Der Waals forces. All of the inter molecular forces that hold a liquid together.