How important is science in what is currently happening around the world?

What molecule does hemoglobin decay into over time

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?

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