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WorksheetsProtein Chemical relations
Total questions: 12
Worksheet time: 9mins
What is an “insulin analog”?
An exact copy of human insulin
A modified version with improved absorption or duration
A nonfunctional insulin substitute
A mixture of human and animal insulin
Why can’t insulin be taken orally?
It causes stomach ulcers
It doesn’t dissolve in water
It reacts with bile acids
It is digested by stomach enzymes
Porcine insulin differs from human insulin by how many amino acids?
1
2
3
4
What type of chemical bonds are responsible for hair’s shape?
Hydrogen bonds
Ionic bonds
Disulfide linkages
Peptide bonds
What reducing agent is used during a hair permanent process?
Potassium bromate
Ammonium thioglycolate
Sodium chloride
Hydrogen peroxide
What happens when hair is treated with an oxidizing agent after curling?
New disulfide bonds are formed
Sulfhydryl groups are broken
Peptide chains are shortened
Hair moisture is removed
What gives red meat its color?
Myosin
Actin
Myoglobin
Hemoglobin
Why is chicken breast meat lighter than leg meat?
It has higher iron content
It has more fat
It contains more oxygen
It has less myoglobin
What happens to myoglobin when meat is cooked?
It becomes reduced
It binds nitrite ions
It gets oxidized and turns brown
It denatures but stays red
Which structural feature is unique in cyclosporine?
It has a D-amino acid residue
It contains no peptide bonds
It has sulfur bridges
It is made entirely of glycine
Cyclosporine primarily suppresses which immune cells?
B cells
Red blood cells
T cells
Macrophages
What is the main problem when cyclosporine blood levels are too high?
Liver damage
Kidney problems
Immunodeficiency
Allergic reactions
