Plant growth regulators

This sub-topic covers the main classes of plant growth regulators (plant hormones), their physiological roles, mechanisms of action, and commercial applications in agriculture and horticulture for CIE A-Level Biology.

📖Study Guide

In-depth bilingual notes with worked past paper examples.

✍️Practice Exam

Timed practice questions with mark scheme grading. Coming soon.

🎴Flashcards

Spaced repetition for key concepts and definitions. Coming soon.

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Interactive plots and diagrams to build intuition. Coming soon.

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