Answer:
its being called a miracle because mules aren't supposed to give birth haha, they're sterile, they can't make sperm or eggs because their chromosomes don't match up well, and coz of chromosomes number.
Explanation:
for example they have 31 and horses have 32 pairs of chromosomes so they cant match with anythin
Some questions that can be answered by <em>Science</em> is:
-Is it possible to give nature and have shelter on other planets?
-What caused the global-warming?
-How can plane's fly?
The inner planets are made of rocks while the outer planets are composed of gas.
The inner planets are closer to Sun and are small in size while the outer planets are far away from sun and are larger in size
