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| Select | | View | Download | | Chapter 28 Biotechnology | | |
| Chapter 28 Biotechnology (2021 new questions) | | |
| New question highlights: Micrograph analysis (2020 updated version) | | |
| New question highlights: Graph analysis (2020 updated version) | | |
| New question highlights: Data analysis (2020 updated version) | | |
| New question highlights: Scientific investigation (2020 updated version) | | |
| New question highlights: NOS, STSE (2020 updated version) | | |
| New question highlights: Cross-topic essays (2020 updated version) | | |
| New question highlights: Overseas exam questions (2020 updated version) | | |