Which statement best explains how a cell gets rid of carbon dioxide gas? A. Vacuoles filled with the gas merge with the cell membrane and then open
B. Molecules of the gas pass between the phospholipids of the cell membrane.
C. Chloroplasts use the gas to make molecules of simple sugars and oxygen gas.
D. Transport proteins use energy to make the cell breathe out the​

Why is it important for scientists to review and repeat the work of other scientists? 1.a scientific theory must be tested three times before it is proven. 2.the scientific method only applies to repeated experiments. 3.an experiment may have had errors that the scientists didn't recognize. 4.the results of individual scientists may be influenced by bias. 5.an experiment must be performed twice before the data can be analyzed.