Answer:
Natural selection is a mechanism of evolution. Organisms that are more adapted to their environment are more likely to survive and pass on the genes that aided their success. This process causes species to change and diverge over time.
Electrical resistance is the opposition to current flow. See also a discussion of AC and DC, as well as an introductory video.
Step-by-step explanation:
Electrical resistance is the opposition to current flow. See also a discussion of AC and DC, as well as an introductory video.