Multiple Choice
Amino acids are the monomer subunits that polymerize to form which class of biological macromolecules?
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1. Introduction to Biochemistry
Proteins
Multiple Choice
Which plasma protein is essential for blood coagulation?
A
Ceruloplasmin
B
Albumin
C
Transferrin
D
Fibrinogen
Verified step by step guidance1
Understand the role of plasma proteins in blood coagulation. Blood coagulation is a complex process that involves several proteins working together to form a blood clot and stop bleeding.
Identify the key plasma proteins involved in coagulation. Among plasma proteins, fibrinogen is the precursor to fibrin, which forms the mesh that stabilizes blood clots.
Review the functions of the other listed proteins: Ceruloplasmin is involved in copper transport, Albumin maintains osmotic pressure and transports various substances, and Transferrin transports iron. None of these directly participate in clot formation.
Recognize that fibrinogen is converted by the enzyme thrombin into fibrin during the coagulation cascade, making it essential for blood clot formation.
Conclude that fibrinogen is the plasma protein essential for blood coagulation, as it directly contributes to the formation of the fibrin clot.
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