Hardness is the answer I believe
Answer:
it is poisonous or harmful to the human body
Answer:
Alright love, it would be - mast cells
I believe the correct answer is acid rain.
Flowering plants reproduce sexually through a process called pollination. The flowers contain male sex organs called stamens and female sex organs called pistils. Cross-pollination happens when the wind or animals move pollen from one plant to fertilize the ovules on a different plant.