Many people have a tendency to gorge on rich, fatty foods. how could such a preference have evolved?

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?

What are two ways that harvesting algae from the ocean may benefit human society? how might the harvest of algae negatively impact the ocean communities where that algae grows? how could this be prevented?

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