Neurotoxin that magnifies within food webs; typically found in polluted bodies of water; it poisoned thousands of people when it was dumped into a Japanese bay; people who ate contaminated fish from the waters exhibited convulsions, slurred speech, loss of muscle control, and sudden fits of laughter; some people died

During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing