<span>A: food chain
</span><span>In many functions of a living organism, it cannot make its own energy. It uses energy from its environment, retrieves and converts into a usable and edible matter. Organisms that can do this process is the autotrophs, they can facilitate photosynthesis which they gather energy from the sun, water and carbon dioxide in order to create energy by then, the transfer of this energy to other organism is played by the food chain –food web. </span>
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❖ The correct answer is tissue.
Cells → Tissues → Organ → Organ System → Organism
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Organisms who happen to be best suited to an environment and reproduce most successfully will be consider successful in terms of natural selection.
Mitosis in the stage prophase chromosome and DNA is copied