Using energy is the answer to this question :)
Answer:
Fly eyes and mouse eyes look very different and have different structures. However, both types of eyes have the same function. They sense light and make vision possible. ... If the Pax6 gene coded for parts of the actual eye, then the fly would develop mouse eyes in addition to normal fly eyes when the gene was inserted.
Invasive exotic species are species that interfiere with the natural food chain and are usually foreign
The primary source of energy that drives convection within the atmosphere and oceans is the sun.