Arrows have different meanings in different contexts in biology. Which phrase does the best job of describing the meaning of the arrows in this model?

Answer: Transformation of one thing to another follow cyclic pathway.

Explanation:

In biology the arrows are used to show the conservation of one form of energy into another form. This can be seen in the cyclic pathways in which transformation of one thing occurs into another thing. For example the concept of metamorphosis in insects involves the conversion of transitional immature stage into adult insect by egg, pupa, larva then into adult insect this growth can be represented by the series of arrows.