# "Describe" questions — AQA A-Level Biology (7402)

> 20 questions · biology

## How to answer

Say WHAT happens, in order. No reasoning. Structure: 1. First X. 2. Then Y. 3. Then Z. Assessment Objective: AO1. Every "describe" answer on this spec is marked against exactly this pattern.

## Sample questions

1. [Describe the stages of mitosis and explain why it is important that the two daughter cells produced are genetically iden…](https://www.gradenine.co.uk/q/describe-the-stages-of-mitosis-and-1f03323d)
2. [Describe how human activities can reduce biodiversity within a community. In your answer, give two different human activ…](https://www.gradenine.co.uk/q/describe-how-human-activities-can-reduce-234d677b)
3. [Describe the role of ATP in cells, including how it is made and how it transfers energy to cellular processes.](https://www.gradenine.co.uk/q/describe-the-role-of-atp-in-2a2dbaa1)
4. [Describe how a genetic bottleneck can reduce the genetic diversity of a population. Include in your answer an explanatio…](https://www.gradenine.co.uk/q/describe-how-a-genetic-bottleneck-can-31929998)
5. [Describe how the structure of the human circulatory system is adapted to supply all body cells with the substances they …](https://www.gradenine.co.uk/q/describe-how-the-structure-of-the-3e137433)
6. [Describe the differences between a plant cell and an animal cell in terms of their structures.](https://www.gradenine.co.uk/q/describe-the-differences-between-a-plant-42500c0f)
7. [Describe the role of messenger RNA (mRNA) and transfer RNA (tRNA) in the synthesis of a protein from a gene.](https://www.gradenine.co.uk/q/describe-the-role-of-messenger-rna-442e95a2)
8. [Describe the relationship between genes, chromosomes, DNA and the nucleus in a human body cell.](https://www.gradenine.co.uk/q/describe-the-relationship-between-genes-chromosomes-45e92edc)

## Related

- [AQA A-Level Biology (7402) revision notes](https://www.gradenine.co.uk/learn/aqa-a-level-biology-7402)
- [AQA A-Level Biology (7402) past papers](https://www.gradenine.co.uk/past-papers/aqa-a-level-biology-7402)
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