Quick which structure would be found in these cells? a) cell walls b) chloroplast c) golgi d) nuxleus

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Animals that have thick fur and ae able to store large amounts of body fat live where ?

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.