It relates to the meaning of the pores of skin because it lets in and out only certain things.
I hope this helps, Sweetie.
A star's brightness is determined by the distance away from earth.
This tobacco plant is an example of a genetically modified organism.
Geological process is the change in the soil as a result of dust and loose rocks are removed by any natural means.
Answer:
Adding fertilizer makes the growth speed of a plant faster.
Independent: Fertilizer
Dependent: Growth of plant
Control: How much fertilizer
Explanation:
I think that's the answer. I hope this helps :)