Answer:
3
Explanation:
not 100 percent sure but i think so
<span> Differentiation occurs numerous times during the development of a multicellular organism as it changes from a simple zygote to a complex system of tissues and cell types.</span>
Answer: Breaks down, decomposes. Decomposers include bacteria and fungi.
Inge Lehmann's discovery of a solid outer core in Earth's layers. Hope I helped! Please mark as Brainiest!