IB DP Biology Higher Level (2023 syllabus) · IB ib-bio-hl
B Form and function
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Form and function
- Explain how the structure of chitin makes it suitable for its role as a structural polysac… (4 marks, Explain)
- Explain how the structural features of the peroxisome are suited to its function in the de… (4 marks, Explain)
- Explain how post-translational modifications can alter the function of a protein after it … (4 marks, Explain)
- Explain how the structure of a triglyceride makes it suitable for energy storage in animal… (4 marks, Explain)
- Explain how the process of simple diffusion differs from facilitated diffusion in terms of… (4 marks, Explain)
- Explain how the fluid mosaic model accounts for the lateral movement of membrane proteins … (4 marks, Explain)
- Explain how the feeding relationships of a mutualistic symbiont can expand the ecological … (4 marks, Explain)
- Explain how the ultrastructure of a type II pneumocyte (alveolar cell) is adapted for the … (4 marks, Explain)
- Explain how the ultrastructure of a goblet cell in the intestinal epithelium is adapted fo… (4 marks, Explain)
- Explain how the structural features of the vacuole in a mature plant cell are related to i… (4 marks, Explain)
- Explain how the structural features of the smooth endoplasmic reticulum (SER) are related … (4 marks, Explain)
- Explain how the structural features of the chloroplast enable it to carry out both the lig… (4 marks, Explain)
- Explain how the structural features of the mitochondrion are related to its role in aerobi… (4 marks, Explain)
- Explain how the ultrastructure of a proximal convoluted tubule (PCT) cell in the kidney is… (4 marks, Explain)
- Explain how the structure of the gills of a bony fish allows efficient ventilation with wa… (4 marks, Explain)
- Explain how the ultrastructure of a hepatocyte (liver cell) is adapted for its role in det… (4 marks, Explain)
- Explain how vesicle fusion during exocytosis results in the secretion of proteins from a c… (4 marks, Explain)
- Explain how the ultrastructure of a cardiac muscle cell (cardiomyocyte) is adapted for its… (4 marks, Explain)
- Explain how the spiracles and tracheal system of insects are adapted to minimise water los… (4 marks, Explain)
- Explain how osmosis causes a plant cell to become turgid when placed in a hypotonic soluti… (4 marks, Explain)
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