I think the correct answer from the choices listed above is option A. Directional selection can be distinguished from disruptive selection by the elimination of extreme variations of traits. Directional selection is a natural selection where an extreme phenotype is favored than others.
Answer:
It combines genes from two different organisms.
Speed = frequency x wavelength
100 x 0.2 = 20
Answer: Climate change would affect the ocean ecosystem, when heat rises due to greenhouse gases, the ocean would absorb more heat, which can result an increase temperature on the ocean's surface.