Answer:
Evolution is change in the heritable characteristics of biological populations over successive generations.
Explanation:
The answer is two molecules each will have one original strand and one new stand.
You can turn off the light when you're done using it, you could turn off the water while brushing your teeth, or even take shorter showers.
I believe the answer is B.
The property of carbon that allows it to make very large organic molecules would be the ability of carbon to form a maximum of 4 covalent bonds. Due to its 4 valence or outermost electrons.