Specific shape is what?

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

What best explains the inability for life to exist in earth early atmosphere

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis