Answer:
B. Protect us from harmful ultraviolet Radiation.
Explanation:
I did this in 6th grade. The ozone layer contains a high concentration of ozone, which absorbs most of the ultraviolet radiation reaching the earth from the sun.
A habitat, Is the physical area where an organism lives.
I believe it is the retina that changes shape to focus on distant objects.
False , mitochondria create energy.
