Tag: CSIR NET Life Science Previous Year Questions and Solution on Respiratory System

Following statements are made about the chemical properties and distributions of the respiratory pigments found in animals: A. Hemoglobins are the most common and widespread respiratory pigments in vertebrates and […]

Hemoglobin A1c (HbA1c) from diabetic mellitus individuals has a glucose molecule attached to which one of the terminal amino acid residues of globin chain? (1) Lysine of each α chain […]

The atmosphere in sealed space craft contains (1) pure oxygen (2) a mix of oxygen and nitrogen (3) mix of oxygen and carbon dioxide (4) pressurized atmospheric air available normally […]

One hemoglobin molecule containing four heme groups can bind with four O2. The reactions of Hb and O2 are shown below. Which one of the following reactions is fastest? (1) […]

The Cl content of red blood cells (RBCs) in the venous blood was found to be higher than that in arterial blood in a human subject. Following proposals were made […]

The volume of RBCs in venous blood is greater than that of arterial blood, as water accumulates in these cells. Which one of the following is true for the accumulation […]

The CO2 dissociation curves of oxygenated and deoxygenated blood are given along with dissolved CO2 below Following are the statements deduced from the curves above and or based on the […]

The P50 value of haemoglobin for oxygen is increased during exercise. The mechanism of this change is described in the following proposed statements. A. Increased CO2 production by muscles elevated […]

Given below are some statements made on the buffering capacity of hemoglobin (Hb) in contributing to acid-base balance in the body. A. Hb buffering capacity is due to large number […]