An analogy that was used tell the difference between genes and DNA is that of a single house on a block versus a specific row of houses on a block. Explain how the analogy
can help some one know the difference between DNA and Genes.

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.

i think it's c. i'm not sure but i think so.

im pretty sure its b