GATE Mammalian Cell Biology, Human Anatomy and Physiology: Cell Biology and Tissues – Previous Year Questions

6 GATE previous year questions on Cell Biology and Tissues (Mammalian Cell Biology, Human Anatomy and Physiology, Biomedical Engineering) with answers and explanations, from every paper.

1. GATE 2020 BM Q33 (1 mark, Numerical answer) – The source asks the energy from hydrolysis of one ATP molecule in kilocalories, to one decimal place. Give its conventional biochemical standard…
2. GATE 2024 BM Q17 (1 mark, Multiple choice) – Order the skin layers from surface inward.
3. GATE 2024 BM Q19 (1 mark, Multiple choice) – What are liver-resident macrophages called?
4. GATE 2025 BM Q13 (1 mark, Multiple choice) – Statement (i): Histology studies histones. Statement (ii): Cytology studies tissues. Which is correct?
5. GATE 2026 BM Q50 (2 marks, Multiple choice) – Match (p) microglia, (q) mesangial cells, (r) microfold cells with (i) brain, (ii) kidney, (iii) small intestine.
6. GATE 2026 BM Q52 (2 marks, Multiple select) – Which cells primarily occur in healthy human epidermis?