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Why does Haemoglobin and not Haem transport O2?
Because Haem is the pigment and globin is protein. The hemoglobin molecule consists of four protein subunits, each of which connects the heme group with a divalent iron atom located...
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describe the components of blood and their functions? (plasma , red blood cells , white blood cells , and platelets)
Blood plasma is the liquid part of the blood that carries cells and proteins throughout the body and makes up about 55% of the body's total blood volume.Red blood cells...
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explain me how does white blood cells instead of trapping cholesterol in coronary artery disease forms foamy cells and causes more inflammation and what foamy cells basically is?
Inflammation greatly contributes to the pathogenesis of atherosclerosis. the disease is accompanied by the excess fibrosis of the intima, fatty plague formation, the proliferation of the smooth muscle cells and...
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The solid portion of the blood is primarily made up if what?
A. Plasma
B. Ted blood cells
C. White blood cells
D. Platelets
B. Red blood cells. The solid portion of blood is fromed by cells: red blood cells, white blood cells and platelets. Plasma is the liquid portion of blood. Among the...
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The haemoglobin molecule is designed to transport oxygen around the body. With reference to the different levels of organisation of polypeptides explain how this molecule achieves its function.
The hemoglobin molecule is made up of four polypeptide chains: two alpha chains of 141 amino acid residues each and two beta chains of 146 amino acid residues each. The...
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1. explain how does white blood cells instead of trapping cholesterol in coronary artery disease forms foamy cells and causes more inflammation and what foamy cells basically is?
Coronary heart disease (CHD) is usually caused by a build-up of fatty deposits (atheroma) on the walls of the arteries around the heart (coronary arteries). The build-up of atheroma makes...
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. It is important to maintain ___________ levels within a normal range for bone repair and maintenance, blood clotting, and electrical conduction along nerves.
Ca (Calcium) level
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what product of the combustion of a hydrocarbon occurs only when the supply of oxygen is limited? a. sulfur dioxide b. nitrogen dioxide c. carbon dioxide d. carbon monoxide
c. carbon dioxide
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If liquid carbon disulfide reacts with 450 mL of oxygen to produce to gases carbon dioxide and sulfur dioxide, what volume of each product is produced? a. 20 mL b. 150 mL c. 0.150 L d. 450 L
150 mL
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what is the most important factor responsible for haemoglobin to act as oxygen carrier
Iron associated with the heme binds oxygen. It is the iron in hemoglobin that gives blood its red color. It is easier to bind a second and third oxygen molecule to Hb than the first molecule. This...
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