Science
Table 2--- Testing for respiration rate ANAEROBIC Tube 1 TIME COLOR ODOR GAS PRODUCTION 0 light green none .3 ml 1 light green none .3 ml 2 light green none .3 ml 3 light green none .3 ml 4 light green none .3 ml 5 light green none .3 ml Tube 2 0 sea green not strong 1.1 ml 1 yellowish not strong 1.4 ml 2 yellow not strong 2.1 ml 3 clear yellow no smell 2.1 ml 4 clear/ chunks bad 2.2 ml 5 yellow no smell 2 ml Tube 3 0 bluish green weak 1.0 ml 1 yellow weak 1.2 ml 2 yellow weak 1.5 ml 3 dark yellow weak 1.5 ml 4 light yellow weak 2.3 ml 5 yellow weak 2.2 ml Tube 4 0 tealish weak .5 ml 1 yellow weak 1.2 ml 2 yellow weak 1.2 ml 3 yellow weak 1.9 ml Respiration, fermentation and extracting chemical energy Problem: We are trying to figure out what happens to the chemicals in the tubes when there is oxygen and when there is no oxygen.