Answer:
Option A, The trees had become coated with soot and the dark moths were better camouflaged.
Explanation:
During the industrial revolution, bark of the trees became dark in color due to which the light colored moth were easily identifiable.
In response to this environmental change, the moth also evolved and became dark in color.
However, the total moth population of moth then constituted of both light and dark colored moths but the birds could eat only the light colored moth because they could not camouflaged themselves against the color of trees’ bark.
Hence, option A is correct
Answer:
Variables that can cause the ocean water salinity to decrease include the melting of glaciers, the inflow of river water, and rainfall.
Explanation:
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When they are in a chain-like formation, the prefix that is used is "Strep-".
A popular bacteria that represents this prefix is <em>Streptococcus Pneumoniae</em>. This organism is responsible for inducing bacterial pneumonia in most cases.
