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CAIE IGCSE Chemistry 11.8.13 & draw the structure of proteins as

Practise drawing protein chains by joining amino acid blocks with correctly oriented amide linkages and all bonds shown.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • draw amide links between amino acid blocks with all atoms and bonds shown
  • choose the diagram that represents a protein chain with repeated CONH linkages

11.8.13—And draw the structure of proteins as question 1

[Maximum number: 2]

The table shows the structures of four hydrocarbons.

Table for Question 11.8.13—And draw the structure of proteins as question 1 — CAIE IGCSE Chemistry

Amino acids undergo polymerisation to form proteins. Part of a protein molecule with the linkages missing is shown.

Draw the linkages on the diagram. Show all of the atoms and all of the bonds.

Figure for Question 11.8.13—And draw the structure of proteins as question 1 — CAIE IGCSE Chemistry
Figure for Question 11.8.13—And draw the structure of proteins as question 1 — CAIE IGCSE Chemistry
Figure for Question 11.8.13—And draw the structure of proteins as question 1 — CAIE IGCSE Chemistry
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