Which structure best shows that eukaryotes have functions different from prokaryotes?
a)rna
b)nucleus
c)ribosomes
d)cell walls

What is hydroelectric power produced by?

In which way are mercury and venus similar? they both rotate from east to west. they are both small and rocky. they both have thick atmospheres. they both are similar to earth in structure.

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?