Why are there so many colours of plants? Learn about plant pigments and their role in plants.
Learn about the different ways that plants move in response to their environments.
Learn about the important plant functions of photosynthesis, respiration and transpiration.
Plants need to exchange gases and water with their environment as part of photosynthesis. Some plant cells have evolved specifically for this purpose.
How do plants use scents? Learn how some plants use chemical signals to send messages to animals or other plants.