Multiple Choice
Which analogy best completes the statement: amino acid is to protein as ______ is to polysaccharide?
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1. Introduction to Biochemistry
Proteins
Multiple Choice
Which of the following is NOT a type of protein?
A
Structural protein
B
Enzyme
C
Triglyceride
D
Transport protein
Verified step by step guidance1
Step 1: Understand the definition of proteins. Proteins are large biomolecules composed of amino acid chains that perform various functions in the body, such as catalysis, transport, and structural support.
Step 2: Identify the options given: Structural protein, Enzyme, Triglyceride, and Transport protein.
Step 3: Recognize that Structural proteins provide support and shape to cells and tissues, Enzymes catalyze biochemical reactions, and Transport proteins help move molecules across membranes or through the bloodstream. All these are types of proteins.
Step 4: Understand that Triglycerides are not proteins; they are a type of lipid composed of glycerol and three fatty acids, primarily serving as energy storage molecules.
Step 5: Conclude that the option 'Triglyceride' is NOT a type of protein because it belongs to the lipid class, not the protein class.
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