During hemoglobin metabolism, what is the yellow pigmented substance produced by the removal of the iron group called?
A) bilirubin
B) ferritin
C) bile
D) myoglobin
E) transferrin
Ans: A) bilirubin
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If a bone is immersed in a weak acid such as vinegar for several days, its inorganic components will dissolve. What will be the result of such an experiment?
A. The bone will dissolve completely. B. The compact bone will dissolve, leaving only the inner spongy bone. C. The bone will become extremely brittle. D. The bone will become soft and bendable. E. The spongy bone will dissolve, leaving only the outer compact bone.
The elbow is considered to be a stable joint
Indicate whether this statement is true or false.
Planning, motivation, and social judgment are functions of the brain associated with which part of the cerebrum?
A) Insula B) Frontal lobe C) Occipital lobe D) Temporal lobe E) Parietal lobe
What is the function of mucus in the stomach?
A. Partially breaks down lipids B. Allows vitamin B12 to be absorbed C. Destroys bacteria D. Protects the stomach walls