C4 plants often absorb CO2 from the air in one type of cell and then convert it to sugars through photosynthesis in another.
C4 plants often absorb CO2 from the air in one type of cell and then convert it to sugars through photosynthesis in another.
C4植物常常将空气中的CO2吸入到某一类细胞中，然后再在另一类细胞中利用光合作用将其转化为糖类。