Why is hemoglobin enclosed in erythrocytes rather than existing free in plasma?
What will be an ideal response
Enclosed within erythrocytes, hemoglobin is prevented from breaking into fragments that would leak out of the vascular system through porous capillaries. Additionally, because it's enclosed, hemoglobin cannot contribute to blood viscosity and osmotic pressure.
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Sutural bones are most commonly found in the squamous suture
Indicate whether this statement is true or false.
The ___________ separates the cerebrum from the cerebellum.
Fill in the blank(s) with the appropriate word(s).
Which of the following is NOT a characteristic of adaptive immunity?
A. Acquired throughout your lifetime B. You are born with it. C. It has specificity. D. It has memory.
Parasympathetic neurons release acetylcholine onto cells in the atria of the heart, but not onto cells of the ventricles
Indicate whether the statement is true or false.