D replace large, martyrs tresss will amalle
Environment, genetics, selective breeding, random mating, random fertilization, recombination, crossing over, etc
The answer would be : <span>It is a well supported explanation which cannot become a law.
A law and a theory are different you know. In fact, the law is universel. This applies for everything unlike a theory which explains in particular why something is happening.
Any doubts ?
Hope this helps !
Photon</span>
Is that a test your taking?