Oxygen-dissociation curve is at higher level in the persons living at high altitudes than those living in the plains.

Why there are more RBC count in the people living at high altitudes than those living in the plains.

Explain oxygen dissociation curve.

Define oxygen dissociation curve.Discuss Bohr's effect.

Low concentration of oxygen in the blood and tissues of people living. At high altitude is due to:

Give the reasons for the following statements : RBC count is more in the persons living at high altitudes.

Define oxygen dissociation curve. Can you suggest any reason for its sigmoidal pattern?

These questions consist of two statements each,printed as Assertion and Reason.While answering these questions you are required to choose any one of the following four responses. Assertion:Oxygen dissociation curve of haemoglobin is sigmoid. Reason:Oxygen dissociation curve moves toward left side with increase in CO_2 concentration in the air.