Answer:
C
Explanation:
Animals that don't adapt to their new environment die
Answer: The type of molecule is nucleic acid.
Nucleic acids are formed by nucleotides and those nucleotides are composed by three components, in which one of them is a sugar. If the sugar is a deoxyribose, the polymer is DNA (deoxyribonucleic acid).
The answer is nucleic acid because DNA, the molecule that caries genetic information, is a nucleic acid.
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.
Answer:
The number of Golden Toads people saw declined from 1,500 to zero in such a short period of time. Scientists suspect that conditions related to climate change was the reason for their extinction