Which of the following is not an example of a limiting factor?

trachea, alveoli, lung capillaries, arteries

what about it?

is this a ?

plants absorb water from the soil by osmosis. root hair cells are adapted for this by having a large surface area to speed up osmosis. the absorbed water is transported through the roots to the rest of the plant where it is used for different purposes: it transports dissolved minerals around the plant.