Fill in the blanks with the available words: All organisms (with its unique elemental composition), and all are related to one another. Species might defer more than others, though. We might also predict that the more similar the percentages of elements are in two species, the closely related those two species are.

WORDS

•evolved on earth

•less

•more

•living under unusual conditions

•trace

•genetically

•naturally occurring

•essential

•evolved on earth

After frida stops exercising, she continues to breathe heavily. what is most likely occurring in her body? heavy breathing during exercise has produced an oxygen surplus in her muscles. this oxygen is being transported to her lungs. this is a result of aerobic respiration. heavy breathing during exercise has produced a carbon dioxide surplus in her muscles. lactate is being transported to her liver. this is a result of aerobic respiration. strenuous exercise has caused her body to be in carbon dioxide debt, and she is breathing hard while lactate is transported to the liver. this is a result of anaerobic respiration. strenuous exercise has caused her body to be in oxygen debt, and she is breathing hard while lactate is transported to the liver. this is a result of anaerobic respiration.