Atomic number should be the answer
Alcohol is a pure substance
Grasses and plants are producers, guanacos are herbivores and are primary consumers and pumas are predators and secondary consumers
Answer:
Accuracy
Explanation:
It is important for scientists to review the work of other scientists, so they can be sure there are no mistakes or lack of judgement. They repeat to compare results to make hypotheses.
Answer:
It is true answer. Ozone = O3
