UV light caused cancer because it damages the DNA in our cells. Changing the characteristic of a cell can cause cancer
Answer:
False
Explanation:
In the troposphere, near the Earth's surface, human activities lead to ozone concentrations several times higher than the natural background level. Too much of this ground-level ozone is 'bad' as it is harmful to breathe and also damages vegetation.
The stratosphere or “good” ozone layer extends upward from about 6 to 30 miles and protects life on Earth from the sun's harmful ultraviolet (UV) rays.
The answer is c it's the best one
B, is the answer. I believe.
Question:why were maggots there only after the flies left
Hypotheses:the maggots are fly larva
