I'm not positive but i believe it would be a ruler with millimeters and centimeters
A is the answer
hope it helps
Answer:
Change in an organism's environment forces the organism to adapt to fit the new environment, eventually causing it to evolve into a new species. ... Organisms become isolated as a result of environmental change. The cause of isolation can be gradual, like when mountains or deserts form, or continents split apart.
Explanation:
The answer to the question "Upon realizing that your remote is not working even after replacing the batteries you decided to use, this process is called the experiment. You are experimenting on what would happen to the remote if you are going to change the batteries, if it is going to work or not.
The answer is nucleus (structure A)
because nucleus DNA would be destroyed
