Models are often used to represent very small objects or very large objects. why is it also useful to create life-size models of some objects?

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

What happens when the cell copies its chromosomes

If water were a non polar molecule, how would its properties be different ? a.) water would be a much lighter molecule b.) water would be able to climb up inside plants c.)water would not be able to form hydrogen bonds d.) water would stick together much more strongly