How do plants breathe ... mechanisms of vacuole expansion that regulate stomatal movements. For instance, why does guard cell volume increase involve expansion of a few big vacuoles instead ...

cell membrane, cytoplasm, vacuole, nucleus, and chloroplasts. Plants feel firm because of their cellular walls. This is why fruit and vegetables have a nice crunch and firmness to them.

Animal cells may also have vacuoles ... cells in plants. Each type is specialised to do a particular role and ensures that the organism functions as a whole. The root hair cell has a large surface ...

How do plants breathe ... mechanisms of vacuole expansion that regulate stomatal movements. For instance, why does guard cell volume increase involve expansion of a few big vacuoles instead ...