Answer:
I run cold and hot, I look blue but am red. What am I?
I have a foot but no leg. What am I?
What side of a cat has the most fur?
I am black, white, and read all over. What am I?
I am what bring things together. Without me everything you see would be a total mass or debris everywhere.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.