The use of food for energy at the cellular level requires oxygen to support a controlled combustion process that produces energy molecules of adenosine triphosphate (ATP), which are used in all body processes for energy (see Figure 18-2).
Answer: B
Explanation:The energy needed by living things comes from the sun. Every ecosystem depends on green plants to trap the energy in sunlight and change it into chemical energy. The process by which green plants convert the sun's energy is called photosynthesis.
Anti-anxiety drugs
Hope this helps :)
Answer:
The chromosomes split up into different parts because now there is more daughter cells than there used to be. What should have happened was that it needs to go through the other parts of the cell dividing and changing instead of it heading right for Meiosis two.
Hope this helps!! Tell me if you need more help!!