Nitrogen-fixing bacteria change a nitrogen molecule into a form of nitrogen that plants can use. the nitrogen enters the plant through its root system and is used to build new plant tissue. what will most likely happen to the nitrogen next?

Which of the following is most important in making the typical seed more resistant to adverse conditions than the typical spore? a) a different type of sporopollenin b) an internal reservoir of liquid water c) integument(s) d) ability to be dispersed e) waxy cuticle

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

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