What ensures that females do not produce twice as much of the proteins encoded by genes on the X chromosome as males produce

answer; /// i believe the name is ( check first good luck.hope this

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.

sounds like the answer you're looking for is spores.