IB Biology SL B1.2.1 General Amino Acid Structure Question Bank
Practise IB Biology SL B1.2.1 by drawing amino acids, identifying carboxyl groups and linking sulfur and nitrogen to proteins.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Draw and label the general amino-acid structure, including the carboxyl and variable R groups.
- Identify nitrogen and sulfur roles in amino acids and protein composition from molecular evidence.
B1.2.1—Generalized amino acid structure question 1
The diagram shows the molecular structure of the amino acid leucine.
Draw a circle on the diagram to enclose the carboxyl group.
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