Explain gibberellin evidence
A seed-germination investigation in a school physiology practical shows gibberellin treatment increases amylase production and starch breakdown. Explain the hormone role. Enter the answer and choose the interpretation that best matches the HL Biology evidence.
AI writing feedback
How would you answer this question in your own words? The AI will analyse your response and give feedback on reasoning, evidence, and expression.
Worked practice: biological evidence and answer
Use the labelled biological evidence first, then connect it to the final answer.