Đặc điểm thích nghi của động vật đối với đời sống trên cạn và nêu vai trò

there are so many examples for that in different areas, like biology experiment carried out in our lab recently.

here's one link:

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

a chain link fence because there so tiny even my albino donkey can't get out