Which protein has a quaternary polypeptide structure and carries 80% of the body's iron?
A) Serine
B) Valine
C) Hemoglobin
D) Insulin
E) Tryptophan
Correct Answer:
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Q14: What element of their chemical structure differentiates
Q15: Digestive enzymes are _ and function optimally
Q16: Which of the following is a nonessential
Q17: Human insulin consists of 51 amino acids
Q18: Which substance denatures protein structures and activates
Q20: Enzymes that hydrolyze protein are called _.
A) proteases
B) naturalizers
C) transcriptors
D) sequencers
E) bases
Q21: Transamination produces a new nonessential amino acid
Q22: Scars are made from which type of
Q23: How do proteins regulate fluid balance?
A) Proteins attract
Q24: What is fibrin?
A) An antigen
B) An antibody
C) A light-sensitive protein
D) A
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