Answer:
D
Explanation:
It is often like this: cell->tissue->organ->system
Explanation:
Solar UV radiation. Australia experiences some of the highest levels of UV radiation in the world because we are close to the equator and have many clear, blue-sky days. The Earth's orbit also brings countries in the southern hemisphere (Australia included) closer to the sun in the summertime than countries in the northern hemisphere during summer.
1. D i think
2. A.
3. B
4.C i think
5. A
Hope this helped
