Your science teacher hands you a small container filled with an unknown liquid substance . he asks you to measure the mass of the liquid what lab equipment will you use and how do you calculate the mass of just a liquid be sure to describe the process you would follow step-by-step

What kinds of molecules can pass through the cell membrane without any problem?

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.

Which activity occurs during the process of photosynthesis?