Which term best describes the movement of water molecules in and out of a cell?

Provide one reason why mitosis occurs.

This is so important ugh its 25 points

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers