大象是灰色, 黑豹點解是黑色 ? 是否基因問題 ? 皮膚細胞什麼organelles載住黑色元素?
what is mitochondira ? Mitochondria's main role in the cell is to take glucose, and use the energy stored in its chemical bonds to make ATP in a process called cellular respiration. There are 3 main steps to this process: glycolysis, the citric acid cycle or Krebs cycle, and ATP Synthesis. This ATP is released from the mitochondria, and broken down by the other organelles of the cell to power their own functions 。是什麼命令atp break down 提供能量給不同細胞？ 究竟肌肉細胞怎樣收到能量然後收縮及放鬆。
