Answer:
it is A
Explanation:
at the light becomes heat energy slower heating the earth
The answer is C. nuclear power plants.
petroleum and other factory is one the major cause<span> of </span>air pollution. Pollution<span> emitting from vehicles including trucks, jeeps, cars, trains, and airplanes </span>cause<span> immense amount of </span>pollution.
A chemical reaction occurs. Which of the following would indicate that energy is transformed during the reaction?
D.all of these
Answer:
The correct answer is - Gel electrophoresis.
Explanation:
Gel electrophoresis is a lab technique used to separate distinct samples of mixed DNA, RNA, or proteins on the basis of their size. In gel electrophoresis, the molecules to be move from one another by an electrical field through a gel with small pores in it. DNA molecules are negatively charged so they move towards positive charge wells in the electric field and get separated.
