When the light flashes into your eyes the pupils get smaller. which terms describes this action.

Give the biological term for: structures that display characteristics of living organisms only within living cells

Why are current extinctions of concern to enviromentalists?

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.