What happens to meristem when ot looses its abilty to divide

Is there any solid scientific evidence that humans have been cloned?

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.

Sharks depend on production for survival