Why is fetal hemoglobin very efficient at picking up oxygen?
A. The fetal oxygen-dissociation curve is to the left of the maternal oxygen-dissociation curve.
B. The fetal oxygen-dissociation curve is to the right of the maternal oxygen-dissociation curve.
C. The BPG levels are much higher than in maternal hemoglobin.
D. The concentration of fetal hemoglobin is 10% greater than the concentration of maternal hemoglobin.
Answer: A
You might also like to view...
Elimination of excess water, salts, and waste products are functions of the ________ system
A) endocrine B) digestive C) respiratory D) urinary E) lymphatic
Which example fits? "A sensation is ________ , and projection of a sensation is ________."
A. a Pacinian corpuscle being stimulated to generate an action potential upon stretch stimulation; the transmission of that impulse into the brain B. a change in membrane permeability of a receptor; transmission of an impulse into a sensory area of the brain C. nociceptors sending pain signals about tissue damage from a bee sting on your finger; the brain recognizing that the pain is from your finger D. the sweet taste of ice cream on your tongue; the right side of the brain projecting the sweet taste to the left side, or vice versa
Visual and hearing receptors are irreplaceable, but taste and olfactory receptors are continuously renewed
Indicate whether the statement is true or false
Buildup of incorrectly folded proteins induces a stress response known as unknown protein response (UPR) that, when prolonged, has a high correlation with neurodegenerative diseases such as parkinson's. which organelle Is likely malfunctioning and allowing for the buildup?
A. Lysosome B. Mitochondrion C. Vesicles D. Nucleus