Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: [ Ссылка ]
How CAM Plants are able to fix carbon at night so they don't have to keep their stomata open during the day
More free lessons at: [ Ссылка ]
![](https://i.ytimg.com/vi/xp6Zj24h8uA/maxresdefault.jpg)
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: [ Ссылка ]
How CAM Plants are able to fix carbon at night so they don't have to keep their stomata open during the day
More free lessons at: [ Ссылка ]