Answer:
The Trees changed color due to the pollution caused by the industries,it was not natural.When the white moths started standing out of the dark color of the trees they were eaten while the darker moths were saved and eventually all the white moths went extinct and the darker moths made more of their own kind
Explanation:
Heterotrophs are a type of consumer, where they eat other organisms.
They obtain organic food molecules by eating other organisms.
Answer:
Ozone layer saves the earth from the ultraviolet rays of sun which is harmful for earth. It is situated jn upper atmosphere and saves earth. But thus chlorofluorocarbons destroys the Ozone Layer in the atmosphere.
This seems to be a question located online and it quite similar. It comes with a table, from there, you will only have to multiply two values depending on what is given. As for me, 148 is the answer.
The antibiotics resistance gene allows selection in bacteria
