8. As the discharge amount of water) increases, the velocity 1)increases
2)decreases
3)remains the same

b is the best answer for this question.

answer; i believe the answer is hydraulic action;

"d.) carbon dioxide and hydrogen sulfide"

the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation: