A) The crust and outer part of the mantle make up the lithosphere
<span>During a decomposition reaction, a compund partitions into it's components. This is a type of a chemical reaction where a larger/more complex compund is broken down into simpler elements or compounds which were initially combined in a chemical reaction.This type of reaction often requires an energy source such as heat or light to break down the compound.</span>
Answer:
nitrogenous bases from the cytoplasm link up with an exposed complementary base