Answer:
Cellular respiration uses oxygen and has it's waste product of carbon dioxide (CO2). How does photosynthesis demonstrate the law of conservation? The AMOUNT of oxygen and carbon atoms released by photosynthesis are EXACTLY EQUAL to the atoms of these material contained in carbon-dioxide converted.
Explanation:
Answer:
C. Organs are composed of tissues , which are composed of cells .
false because there are millions of stars in the solar system so they can't be big if that many are in it :)