The cell is fundamental unit of structure and function in living organisms .All cells arise from pre-existing cells by division . The cell theory states that the cell is the basic unit of life and that all other cells are developed from an existing cell. This theory was developed way back in the mid of 17th century.
I believe those are both non-contact forces bc it's not something physical
<span>An element is a pure substance that cannot be broken down into anything simpler by physical or chemical means.</span>
The existence of land bridges was used to dispute continental drift
