The main difference is that quotas restrict quantity while tariff works through prices
Water is a limited natural resource, vital for the expansion and development of, not only our specie, but each individual living organism in the planet. Hence, in a community proper water management is a must in order to make sure that water be maintained and cared for -used wisely. In one research, it is estimated that by 2025 more places will feel water scarcity than decades ago.
The answer is 1000% D) Plant cells, take in small molecules through the cell membrane
