hemoglobin
Authored by murat ekr
Chemistry
1st Grade
Used 16+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The iron is held in the center of the heme molecule by bonds to the four nitrogens of the porphyrin ring.
true
false
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following is the major hemoglobin in adults?
Hb A
Hb F
Hb S
Hb C
3.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
Myoglobin can bind (a) molecule(s) of oxygen
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
hemoglobin can bind (a) oxygen molecule(s)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The release of oxygen from hemoglobin is increased when the pH is increased
true
false
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
The presence of 2,3-BPG significantly (a) the affinity of hemoglobin for oxygen
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The thalasemias are characterized by “chocolate cyanosis” (a brownish-blue coloration of the skin and mucous membranes)
true
false
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