What is an ion?

an atom with a different number of neutrons

a molecule that does not have any bonds

a molecule whose name has no subscripts

an atom with a positive or negative charge

What happens during interphase? (1)the nucleus grows to its full size. (2)the cell grows to its full size. (3)the nucleus divides into two nuclei. (4)the cell divides into two cells.

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?