Answer:
A.
Explanation:
DNA is replicated through reproduction to the offspring. Hope this helps :)
Answer:Ecological succession is the process that describes how the structure of a biological community (that is, an interacting group of various species in a desert, forest, grassland, marine environment, and so on) changes over time. The structure of this community becomes more complex as new species arrive on the scene.
Explanation:
An element's atomic number is the amount of protons (positively charge subatomic particle found in the atoms nucleus) present in one atom of that element.
MRNA has a complex secondary structure; 3D. While tRNA is more like an X figure.
Coal would be your answer. Hope I helped!