Answer:
Biología celular o citología: rama de la biología que se centra en el estudio de la estructura y función de las células. Biología del desarrollo: es la rama que analiza cómo es el desarrollo de los seres vivos desde que se conciben hasta que nacen.
I would rather suggest.....4th one as researcher mad hybrid that is flood resistance by selective breeding !!!
How would removing your umbrella in a rainstorm affect your ability to stay dry? The definition of a keystone species is a species that has a crucial role in an ecosystem. Removing one gear from a clock would stop the clock from working. Removing/changing a major contributer to a balance and natural ecosystem can potentially collapse the entire system altogether.
All the animals and plants that die as a result of their ecosystem being destroyed.
Cross breeding the fruit will give the offspring characters of both fruit parents due to the DNA being replicated and passed