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A-level Proteins

Most questions are protein names, some are structures. Write answers in the box next to each one.
Quiz by hannah776
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Last updated: January 5, 2021
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First submittedJanuary 5, 2021
Times taken5
Average score73.3%
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Hint
Answer
Globular protein with haem prosthetic group
Haemoglobin
Structure of a protein that describes the specific order of amino acids
Primary
Salivary/pancreatic enzyme with globular structure
Amylase
Fibrous quaternary protein with triple helix coil that provides mechanical strength
Collagen
Structure of a protein that describes folding of the chain and the formation of H-bonds
Secondary
Fibrous protein found in teeth and hair with many cysteine amino acids
Keratin
Insulin is a soluble protein. True or false.
True
Substance transported by binding to haemoglobin in erythrocytes
Oxygen
Hint
Answer
Structure of a protein that determines its final shape involving many types of bond.
Tertiary
Name given to proteins with multiple subunit polypeptide chains.
Quaternary
Keratin is soluble. True or false.
False
Name given to amino acid with thiol residual group
Cysteine
Dipeptide made of two cysteine amino acids
Cystine
Word that describes amino acids as both acidic and basic
Amphoteric
Fibrous protein found in skin
Elastin
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